18745570

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:486

約数の個数: 32

約数和(自身を含む): 34793712

約数和(自身を除く): 16048142

約数列:

[1, 2, 5, 10, 53, 106, 113, 226, 265, 313, 530, 565, 626, 1130, 1565, 3130, 5989, 11978, 16589, 29945, 33178, 35369, 59890, 70738, 82945, 165890, 176845, 353690, 1874557, 3749114, 9372785, 18745570]

約数ペア:

[(1, 18745570), (2, 9372785), (5, 3749114), (10, 1874557), (53, 353690), (106, 176845), (113, 165890), (226, 82945), (265, 70738), (313, 59890), (530, 35369), (565, 33178), (626, 29945), (1130, 16589), (1565, 11978), (3130, 5989)]