20708136

素因数分解:

$2^3\times 3^4\times {\mathrm{31957}}^1$

素因数の和:31975

約数の個数: 40

約数和(自身を含む): 58003770

約数和(自身を除く): 37295634

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31957, 63914, 95871, 127828, 191742, 255656, 287613, 383484, 575226, 766968, 862839, 1150452, 1725678, 2300904, 2588517, 3451356, 5177034, 6902712, 10354068, 20708136]

約数ペア:

[(1, 20708136), (2, 10354068), (3, 6902712), (4, 5177034), (6, 3451356), (8, 2588517), (9, 2300904), (12, 1725678), (18, 1150452), (24, 862839), (27, 766968), (36, 575226), (54, 383484), (72, 287613), (81, 255656), (108, 191742), (162, 127828), (216, 95871), (324, 63914), (648, 31957)]