18630904

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 17138696

約数列:

[1, 2, 4, 8, 89, 137, 178, 191, 274, 356, 382, 548, 712, 764, 1096, 1528, 12193, 16999, 24386, 26167, 33998, 48772, 52334, 67996, 97544, 104668, 135992, 209336, 2328863, 4657726, 9315452, 18630904]

約数ペア:

[(1, 18630904), (2, 9315452), (4, 4657726), (8, 2328863), (89, 209336), (137, 135992), (178, 104668), (191, 97544), (274, 67996), (356, 52334), (382, 48772), (548, 33998), (712, 26167), (764, 24386), (1096, 16999), (1528, 12193)]