20406162

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1249}}^1$

素因数の和:1650

約数の個数: 32

約数和(自身を含む): 46800000

約数和(自身を除く): 26393838

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 389, 778, 1167, 1249, 2334, 2498, 2723, 3747, 5446, 7494, 8169, 8743, 16338, 17486, 26229, 52458, 485861, 971722, 1457583, 2915166, 3401027, 6802054, 10203081, 20406162]

約数ペア:

[(1, 20406162), (2, 10203081), (3, 6802054), (6, 3401027), (7, 2915166), (14, 1457583), (21, 971722), (42, 485861), (389, 52458), (778, 26229), (1167, 17486), (1249, 16338), (2334, 8743), (2498, 8169), (2723, 7494), (3747, 5446)]