15722018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 26998272

約数和(自身を除く): 11276254

約数列:

[1, 2, 13, 23, 26, 46, 61, 122, 299, 431, 598, 793, 862, 1403, 1586, 2806, 5603, 9913, 11206, 18239, 19826, 26291, 36478, 52582, 128869, 257738, 341783, 604693, 683566, 1209386, 7861009, 15722018]

約数ペア:

[(1, 15722018), (2, 7861009), (13, 1209386), (23, 683566), (26, 604693), (46, 341783), (61, 257738), (122, 128869), (299, 52582), (431, 36478), (598, 26291), (793, 19826), (862, 18239), (1403, 11206), (1586, 9913), (2806, 5603)]