19730501290

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4394321}}^1$

素因数の和:4394777

約数の個数: 16

約数和(自身を含む): 35594008200

約数和(自身を除く): 15863506910

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 4394321, 8788642, 21971605, 43943210, 1973050129, 3946100258, 9865250645, 19730501290]

約数ペア:

[(1, 19730501290), (2, 9865250645), (5, 3946100258), (10, 1973050129), (449, 43943210), (898, 21971605), (2245, 8788642), (4490, 4394321)]