18412460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 42577920

約数和(自身を除く): 24165460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 127, 220, 254, 508, 635, 659, 1270, 1318, 1397, 2540, 2636, 2794, 3295, 5588, 6590, 6985, 7249, 13180, 13970, 14498, 27940, 28996, 36245, 72490, 83693, 144980, 167386, 334772, 418465, 836930, 920623, 1673860, 1841246, 3682492, 4603115, 9206230, 18412460]

約数ペア:

[(1, 18412460), (2, 9206230), (4, 4603115), (5, 3682492), (10, 1841246), (11, 1673860), (20, 920623), (22, 836930), (44, 418465), (55, 334772), (110, 167386), (127, 144980), (220, 83693), (254, 72490), (508, 36245), (635, 28996), (659, 27940), (1270, 14498), (1318, 13970), (1397, 13180), (2540, 7249), (2636, 6985), (2794, 6590), (3295, 5588)]