13020878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 22589280

約数和(自身を除く): 9568402

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 331, 442, 662, 1157, 1513, 2314, 3026, 4303, 5627, 8606, 11254, 19669, 29459, 39338, 58918, 73151, 146302, 382967, 500803, 765934, 1001606, 6510439, 13020878]

約数ペア:

[(1, 13020878), (2, 6510439), (13, 1001606), (17, 765934), (26, 500803), (34, 382967), (89, 146302), (178, 73151), (221, 58918), (331, 39338), (442, 29459), (662, 19669), (1157, 11254), (1513, 8606), (2314, 5627), (3026, 4303)]