1809973256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{11149}}^1$

素因数の和:11398

約数の個数: 64

約数和(自身を含む): 4195968000

約数和(自身を除く): 2385994744

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 223, 364, 446, 728, 892, 1561, 1784, 2899, 3122, 5798, 6244, 11149, 11596, 12488, 20293, 22298, 23192, 40586, 44596, 78043, 81172, 89192, 144937, 156086, 162344, 289874, 312172, 579748, 624344, 1014559, 1159496, 2029118, 2486227, 4058236, 4972454, 8116472, 9944908, 17403589, 19889816, 32320951, 34807178, 64641902, 69614356, 129283804, 139228712, 226246657, 258567608, 452493314, 904986628, 1809973256]

約数ペア:

[(1, 1809973256), (2, 904986628), (4, 452493314), (7, 258567608), (8, 226246657), (13, 139228712), (14, 129283804), (26, 69614356), (28, 64641902), (52, 34807178), (56, 32320951), (91, 19889816), (104, 17403589), (182, 9944908), (223, 8116472), (364, 4972454), (446, 4058236), (728, 2486227), (892, 2029118), (1561, 1159496), (1784, 1014559), (2899, 624344), (3122, 579748), (5798, 312172), (6244, 289874), (11149, 162344), (11596, 156086), (12488, 144937), (20293, 89192), (22298, 81172), (23192, 78043), (40586, 44596)]