20401182

素因数分解:

$2^1\times 3^2\times {\mathrm{983}}^1\times {\mathrm{1153}}^1$

素因数の和:2144

約数の個数: 24

約数和(自身を含む): 44285904

約数和(自身を除く): 23884722

約数列:

[1, 2, 3, 6, 9, 18, 983, 1153, 1966, 2306, 2949, 3459, 5898, 6918, 8847, 10377, 17694, 20754, 1133399, 2266798, 3400197, 6800394, 10200591, 20401182]

約数ペア:

[(1, 20401182), (2, 10200591), (3, 6800394), (6, 3400197), (9, 2266798), (18, 1133399), (983, 20754), (1153, 17694), (1966, 10377), (2306, 8847), (2949, 6918), (3459, 5898)]