19374860

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1973}}^1$

素因数の和:2473

約数の個数: 24

約数和(自身を含む): 40790736

約数和(自身を除く): 21415876

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 1973, 2455, 3946, 4910, 7892, 9820, 9865, 19730, 39460, 968743, 1937486, 3874972, 4843715, 9687430, 19374860]

約数ペア:

[(1, 19374860), (2, 9687430), (4, 4843715), (5, 3874972), (10, 1937486), (20, 968743), (491, 39460), (982, 19730), (1964, 9865), (1973, 9820), (2455, 7892), (3946, 4910)]