18701972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1201}}^1$

素因数の和:1451

約数の個数: 24

約数和(自身を含む): 34833960

約数和(自身を除く): 16131988

約数列:

[1, 2, 4, 17, 34, 68, 229, 458, 916, 1201, 2402, 3893, 4804, 7786, 15572, 20417, 40834, 81668, 275029, 550058, 1100116, 4675493, 9350986, 18701972]

約数ペア:

[(1, 18701972), (2, 9350986), (4, 4675493), (17, 1100116), (34, 550058), (68, 275029), (229, 81668), (458, 40834), (916, 20417), (1201, 15572), (2402, 7786), (3893, 4804)]