19349360

素因数分解:

$2^4\times 5^1\times {\mathrm{241867}}^1$

素因数の和:241880

約数の個数: 20

約数和(自身を含む): 44987448

約数和(自身を除く): 25638088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241867, 483734, 967468, 1209335, 1934936, 2418670, 3869872, 4837340, 9674680, 19349360]

約数ペア:

[(1, 19349360), (2, 9674680), (4, 4837340), (5, 3869872), (8, 2418670), (10, 1934936), (16, 1209335), (20, 967468), (40, 483734), (80, 241867)]