38191490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 70535664

約数和(自身を除く): 32344174

約数列:

[1, 2, 5, 10, 61, 122, 137, 274, 305, 457, 610, 685, 914, 1370, 2285, 4570, 8357, 16714, 27877, 41785, 55754, 62609, 83570, 125218, 139385, 278770, 313045, 626090, 3819149, 7638298, 19095745, 38191490]

約数ペア:

[(1, 38191490), (2, 19095745), (5, 7638298), (10, 3819149), (61, 626090), (122, 313045), (137, 278770), (274, 139385), (305, 125218), (457, 83570), (610, 62609), (685, 55754), (914, 41785), (1370, 27877), (2285, 16714), (4570, 8357)]