19407250

素因数分解:

$2^1\times 5^3\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 36644400

約数和(自身を除く): 17237150

約数列:

[1, 2, 5, 10, 25, 50, 125, 149, 250, 298, 521, 745, 1042, 1490, 2605, 3725, 5210, 7450, 13025, 18625, 26050, 37250, 65125, 77629, 130250, 155258, 388145, 776290, 1940725, 3881450, 9703625, 19407250]

約数ペア:

[(1, 19407250), (2, 9703625), (5, 3881450), (10, 1940725), (25, 776290), (50, 388145), (125, 155258), (149, 130250), (250, 77629), (298, 65125), (521, 37250), (745, 26050), (1042, 18625), (1490, 13025), (2605, 7450), (3725, 5210)]