20275128

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{14821}}^1$

素因数の和:14852

約数の個数: 48

約数和(自身を含む): 57805800

約数和(自身を除く): 37530672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 14821, 29642, 44463, 59284, 88926, 118568, 133389, 177852, 266778, 281599, 355704, 533556, 563198, 844797, 1067112, 1126396, 1689594, 2252792, 2534391, 3379188, 5068782, 6758376, 10137564, 20275128]

約数ペア:

[(1, 20275128), (2, 10137564), (3, 6758376), (4, 5068782), (6, 3379188), (8, 2534391), (9, 2252792), (12, 1689594), (18, 1126396), (19, 1067112), (24, 844797), (36, 563198), (38, 533556), (57, 355704), (72, 281599), (76, 266778), (114, 177852), (152, 133389), (171, 118568), (228, 88926), (342, 59284), (456, 44463), (684, 29642), (1368, 14821)]