20135557116

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7976

約数の個数: 144

約数和(自身を含む): 55363875840

約数和(自身を除く): 35228318724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 53, 57, 71, 76, 106, 114, 142, 159, 171, 212, 213, 228, 284, 318, 342, 426, 477, 636, 639, 684, 852, 954, 1007, 1278, 1349, 1908, 2014, 2556, 2698, 3021, 3763, 4028, 4047, 5396, 6042, 7526, 7823, 8094, 9063, 11289, 12084, 12141, 15052, 15646, 16188, 18126, 22578, 23469, 24282, 31292, 33867, 36252, 45156, 46938, 48564, 67734, 70407, 71497, 93876, 135468, 140814, 142994, 148637, 214491, 281628, 285988, 297274, 414619, 428982, 445911, 555433, 594548, 643473, 829238, 857964, 891822, 1110866, 1243857, 1286946, 1337733, 1658476, 1666299, 1783644, 2221732, 2487714, 2573892, 2675466, 3332598, 3731571, 4975428, 4998897, 5350932, 6665196, 7463142, 7877761, 9997794, 10553227, 14926284, 15755522, 19995588, 21106454, 23633283, 29437949, 31511044, 31659681, 42212908, 47266566, 58875898, 63319362, 70899849, 88313847, 94533132, 94979043, 117751796, 126638724, 141799698, 176627694, 189958086, 264941541, 283599396, 353255388, 379916172, 529883082, 559321031, 1059766164, 1118642062, 1677963093, 2237284124, 3355926186, 5033889279, 6711852372, 10067778558, 20135557116]

約数ペア:

[(1, 20135557116), (2, 10067778558), (3, 6711852372), (4, 5033889279), (6, 3355926186), (9, 2237284124), (12, 1677963093), (18, 1118642062), (19, 1059766164), (36, 559321031), (38, 529883082), (53, 379916172), (57, 353255388), (71, 283599396), (76, 264941541), (106, 189958086), (114, 176627694), (142, 141799698), (159, 126638724), (171, 117751796), (212, 94979043), (213, 94533132), (228, 88313847), (284, 70899849), (318, 63319362), (342, 58875898), (426, 47266566), (477, 42212908), (636, 31659681), (639, 31511044), (684, 29437949), (852, 23633283), (954, 21106454), (1007, 19995588), (1278, 15755522), (1349, 14926284), (1908, 10553227), (2014, 9997794), (2556, 7877761), (2698, 7463142), (3021, 6665196), (3763, 5350932), (4028, 4998897), (4047, 4975428), (5396, 3731571), (6042, 3332598), (7526, 2675466), (7823, 2573892), (8094, 2487714), (9063, 2221732), (11289, 1783644), (12084, 1666299), (12141, 1658476), (15052, 1337733), (15646, 1286946), (16188, 1243857), (18126, 1110866), (22578, 891822), (23469, 857964), (24282, 829238), (31292, 643473), (33867, 594548), (36252, 555433), (45156, 445911), (46938, 428982), (48564, 414619), (67734, 297274), (70407, 285988), (71497, 281628), (93876, 214491), (135468, 148637), (140814, 142994)]