20123606404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1\times {\mathrm{7213}}^1$

素因数の和:7780

約数の個数: 48

約数和(自身を含む): 38758224960

約数和(自身を除く): 18634618556

約数列:

[1, 2, 4, 11, 22, 44, 163, 326, 389, 652, 778, 1556, 1793, 3586, 4279, 7172, 7213, 8558, 14426, 17116, 28852, 63407, 79343, 126814, 158686, 253628, 317372, 697477, 1175719, 1394954, 2351438, 2789908, 2805857, 4702876, 5611714, 11223428, 12932909, 25865818, 30864427, 51731636, 61728854, 123457708, 457354691, 914709382, 1829418764, 5030901601, 10061803202, 20123606404]

約数ペア:

[(1, 20123606404), (2, 10061803202), (4, 5030901601), (11, 1829418764), (22, 914709382), (44, 457354691), (163, 123457708), (326, 61728854), (389, 51731636), (652, 30864427), (778, 25865818), (1556, 12932909), (1793, 11223428), (3586, 5611714), (4279, 4702876), (7172, 2805857), (7213, 2789908), (8558, 2351438), (14426, 1394954), (17116, 1175719), (28852, 697477), (63407, 317372), (79343, 253628), (126814, 158686)]