20171198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{953}}^1$

素因数の和:1531

約数の個数: 16

約数和(自身を含む): 31939920

約数和(自身を除く): 11768722

約数列:

[1, 2, 19, 38, 557, 953, 1114, 1906, 10583, 18107, 21166, 36214, 530821, 1061642, 10085599, 20171198]

約数ペア:

[(1, 20171198), (2, 10085599), (19, 1061642), (38, 530821), (557, 36214), (953, 21166), (1114, 18107), (1906, 10583)]