19996806

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{433}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 41247360

約数和(自身を除く): 21250554

約数列:

[1, 2, 3, 6, 43, 86, 129, 179, 258, 358, 433, 537, 866, 1074, 1299, 2598, 7697, 15394, 18619, 23091, 37238, 46182, 55857, 77507, 111714, 155014, 232521, 465042, 3332801, 6665602, 9998403, 19996806]

約数ペア:

[(1, 19996806), (2, 9998403), (3, 6665602), (6, 3332801), (43, 465042), (86, 232521), (129, 155014), (179, 111714), (258, 77507), (358, 55857), (433, 46182), (537, 37238), (866, 23091), (1074, 18619), (1299, 15394), (2598, 7697)]