20511036

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2087}}^1$

素因数の和:2120

約数の個数: 96

約数和(自身を含む): 65479680

約数和(自身を除く): 44968644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2087, 2457, 3276, 4174, 4914, 6261, 8348, 9828, 12522, 14609, 18783, 25044, 27131, 29218, 37566, 43827, 54262, 56349, 58436, 75132, 81393, 87654, 108524, 112698, 131481, 162786, 175308, 189917, 225396, 244179, 262962, 325572, 379834, 394443, 488358, 525924, 569751, 732537, 759668, 788886, 976716, 1139502, 1465074, 1577772, 1709253, 2279004, 2930148, 3418506, 5127759, 6837012, 10255518, 20511036]

約数ペア:

[(1, 20511036), (2, 10255518), (3, 6837012), (4, 5127759), (6, 3418506), (7, 2930148), (9, 2279004), (12, 1709253), (13, 1577772), (14, 1465074), (18, 1139502), (21, 976716), (26, 788886), (27, 759668), (28, 732537), (36, 569751), (39, 525924), (42, 488358), (52, 394443), (54, 379834), (63, 325572), (78, 262962), (84, 244179), (91, 225396), (108, 189917), (117, 175308), (126, 162786), (156, 131481), (182, 112698), (189, 108524), (234, 87654), (252, 81393), (273, 75132), (351, 58436), (364, 56349), (378, 54262), (468, 43827), (546, 37566), (702, 29218), (756, 27131), (819, 25044), (1092, 18783), (1404, 14609), (1638, 12522), (2087, 9828), (2457, 8348), (3276, 6261), (4174, 4914)]