20279856

素因数分解:

$2^4\times 3^1\times {\mathrm{409}}^1\times {\mathrm{1033}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 52568560

約数和(自身を除く): 32288704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409, 818, 1033, 1227, 1636, 2066, 2454, 3099, 3272, 4132, 4908, 6198, 6544, 8264, 9816, 12396, 16528, 19632, 24792, 49584, 422497, 844994, 1267491, 1689988, 2534982, 3379976, 5069964, 6759952, 10139928, 20279856]

約数ペア:

[(1, 20279856), (2, 10139928), (3, 6759952), (4, 5069964), (6, 3379976), (8, 2534982), (12, 1689988), (16, 1267491), (24, 844994), (48, 422497), (409, 49584), (818, 24792), (1033, 19632), (1227, 16528), (1636, 12396), (2066, 9816), (2454, 8264), (3099, 6544), (3272, 6198), (4132, 4908)]