18958554084

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1\times {\mathrm{1487}}^1$

素因数の和:1993

約数の個数: 96

約数和(自身を含む): 46996992000

約数和(自身を除く): 28038437916

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 199, 228, 281, 398, 562, 597, 796, 843, 1124, 1194, 1487, 1686, 2388, 2974, 3372, 3781, 4461, 5339, 5948, 7562, 8922, 10678, 11343, 15124, 16017, 17844, 21356, 22686, 28253, 32034, 45372, 55919, 56506, 64068, 84759, 111838, 113012, 167757, 169518, 223676, 295913, 335514, 339036, 417847, 591826, 671028, 835694, 887739, 1062461, 1183652, 1253541, 1671388, 1775478, 2124922, 2507082, 3187383, 3550956, 4249844, 5014164, 5622347, 6374766, 7939093, 11244694, 12749532, 15878186, 16867041, 22489388, 23817279, 31756372, 33734082, 47634558, 67468164, 83151553, 95269116, 166303106, 249454659, 332606212, 498909318, 997818636, 1579879507, 3159759014, 4739638521, 6319518028, 9479277042, 18958554084]

約数ペア:

[(1, 18958554084), (2, 9479277042), (3, 6319518028), (4, 4739638521), (6, 3159759014), (12, 1579879507), (19, 997818636), (38, 498909318), (57, 332606212), (76, 249454659), (114, 166303106), (199, 95269116), (228, 83151553), (281, 67468164), (398, 47634558), (562, 33734082), (597, 31756372), (796, 23817279), (843, 22489388), (1124, 16867041), (1194, 15878186), (1487, 12749532), (1686, 11244694), (2388, 7939093), (2974, 6374766), (3372, 5622347), (3781, 5014164), (4461, 4249844), (5339, 3550956), (5948, 3187383), (7562, 2507082), (8922, 2124922), (10678, 1775478), (11343, 1671388), (15124, 1253541), (16017, 1183652), (17844, 1062461), (21356, 887739), (22686, 835694), (28253, 671028), (32034, 591826), (45372, 417847), (55919, 339036), (56506, 335514), (64068, 295913), (84759, 223676), (111838, 169518), (113012, 167757)]