20249637104

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1$

素因数の和:958

約数の個数: 80

約数和(自身を含む): 40349084160

約数和(自身を除く): 20099447056

約数列:

[1, 2, 4, 8, 16, 61, 122, 167, 244, 283, 334, 439, 488, 566, 668, 878, 976, 1132, 1336, 1756, 2264, 2672, 3512, 4528, 7024, 10187, 17263, 20374, 26779, 34526, 40748, 47261, 53558, 69052, 73313, 81496, 94522, 107116, 124237, 138104, 146626, 162992, 189044, 214232, 248474, 276208, 293252, 378088, 428464, 496948, 586504, 756176, 993896, 1173008, 1987792, 2882921, 4472093, 5765842, 7578457, 8944186, 11531684, 15156914, 17888372, 20747579, 23063368, 30313828, 35776744, 41495158, 46126736, 60627656, 71553488, 82990316, 121255312, 165980632, 331961264, 1265602319, 2531204638, 5062409276, 10124818552, 20249637104]

約数ペア:

[(1, 20249637104), (2, 10124818552), (4, 5062409276), (8, 2531204638), (16, 1265602319), (61, 331961264), (122, 165980632), (167, 121255312), (244, 82990316), (283, 71553488), (334, 60627656), (439, 46126736), (488, 41495158), (566, 35776744), (668, 30313828), (878, 23063368), (976, 20747579), (1132, 17888372), (1336, 15156914), (1756, 11531684), (2264, 8944186), (2672, 7578457), (3512, 5765842), (4528, 4472093), (7024, 2882921), (10187, 1987792), (17263, 1173008), (20374, 993896), (26779, 756176), (34526, 586504), (40748, 496948), (47261, 428464), (53558, 378088), (69052, 293252), (73313, 276208), (81496, 248474), (94522, 214232), (107116, 189044), (124237, 162992), (138104, 146626)]