1811243356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1\times {\mathrm{887}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 3458681856

約数和(自身を除く): 1647438500

約数列:

[1, 2, 4, 13, 26, 52, 107, 214, 367, 428, 734, 887, 1391, 1468, 1774, 2782, 3548, 4771, 5564, 9542, 11531, 19084, 23062, 39269, 46124, 78538, 94909, 157076, 189818, 325529, 379636, 510497, 651058, 1020994, 1233817, 1302116, 2041988, 2467634, 4231877, 4935268, 8463754, 16927508, 34831603, 69663206, 139326412, 452810839, 905621678, 1811243356]

約数ペア:

[(1, 1811243356), (2, 905621678), (4, 452810839), (13, 139326412), (26, 69663206), (52, 34831603), (107, 16927508), (214, 8463754), (367, 4935268), (428, 4231877), (734, 2467634), (887, 2041988), (1391, 1302116), (1468, 1233817), (1774, 1020994), (2782, 651058), (3548, 510497), (4771, 379636), (5564, 325529), (9542, 189818), (11531, 157076), (19084, 94909), (23062, 78538), (39269, 46124)]