19417502

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:452

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 14112610

約数列:

[1, 2, 13, 17, 26, 34, 197, 221, 223, 394, 442, 446, 2561, 2899, 3349, 3791, 5122, 5798, 6698, 7582, 43537, 43931, 49283, 87074, 87862, 98566, 571103, 746827, 1142206, 1493654, 9708751, 19417502]

約数ペア:

[(1, 19417502), (2, 9708751), (13, 1493654), (17, 1142206), (26, 746827), (34, 571103), (197, 98566), (221, 87862), (223, 87074), (394, 49283), (442, 43931), (446, 43537), (2561, 7582), (2899, 6698), (3349, 5798), (3791, 5122)]