20002572

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{2081}}^1$

素因数の和:2183

約数の個数: 48

約数和(自身を含む): 52466400

約数和(自身を除く): 32463828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2081, 2403, 3204, 4162, 4806, 6243, 8324, 9612, 12486, 18729, 24972, 37458, 56187, 74916, 112374, 185209, 224748, 370418, 555627, 740836, 1111254, 1666881, 2222508, 3333762, 5000643, 6667524, 10001286, 20002572]

約数ペア:

[(1, 20002572), (2, 10001286), (3, 6667524), (4, 5000643), (6, 3333762), (9, 2222508), (12, 1666881), (18, 1111254), (27, 740836), (36, 555627), (54, 370418), (89, 224748), (108, 185209), (178, 112374), (267, 74916), (356, 56187), (534, 37458), (801, 24972), (1068, 18729), (1602, 12486), (2081, 9612), (2403, 8324), (3204, 6243), (4162, 4806)]