19664130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{655471}}^1$

素因数の和:655481

約数の個数: 16

約数和(自身を含む): 47193984

約数和(自身を除く): 27529854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 655471, 1310942, 1966413, 3277355, 3932826, 6554710, 9832065, 19664130]

約数ペア:

[(1, 19664130), (2, 9832065), (3, 6554710), (5, 3932826), (6, 3277355), (10, 1966413), (15, 1310942), (30, 655471)]