19717450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23197}}^1$

素因数の和:23226

約数の個数: 24

約数和(自身を含む): 38833452

約数和(自身を除く): 19116002

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 23197, 46394, 115985, 231970, 394349, 579925, 788698, 1159850, 1971745, 3943490, 9858725, 19717450]

約数ペア:

[(1, 19717450), (2, 9858725), (5, 3943490), (10, 1971745), (17, 1159850), (25, 788698), (34, 579925), (50, 394349), (85, 231970), (170, 115985), (425, 46394), (850, 23197)]