18736835

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 25740288

約数和(自身を除く): 7003453

約数列:

[1, 5, 13, 23, 65, 83, 115, 151, 299, 415, 755, 1079, 1495, 1909, 1963, 3473, 5395, 9545, 9815, 12533, 17365, 24817, 45149, 62665, 124085, 162929, 225745, 288259, 814645, 1441295, 3747367, 18736835]

約数ペア:

[(1, 18736835), (5, 3747367), (13, 1441295), (23, 814645), (65, 288259), (83, 225745), (115, 162929), (151, 124085), (299, 62665), (415, 45149), (755, 24817), (1079, 17365), (1495, 12533), (1909, 9815), (1963, 9545), (3473, 5395)]