20535408

素因数分解:

$2^4\times 3^2\times {\mathrm{142607}}^1$

素因数の和:142621

約数の個数: 30

約数和(自身を含む): 57471024

約数和(自身を除く): 36935616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 142607, 285214, 427821, 570428, 855642, 1140856, 1283463, 1711284, 2281712, 2566926, 3422568, 5133852, 6845136, 10267704, 20535408]

約数ペア:

[(1, 20535408), (2, 10267704), (3, 6845136), (4, 5133852), (6, 3422568), (8, 2566926), (9, 2281712), (12, 1711284), (16, 1283463), (18, 1140856), (24, 855642), (36, 570428), (48, 427821), (72, 285214), (144, 142607)]