31807996

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{65719}}^1$

素因数の和:65745

約数の個数: 18

約数和(自身を含む): 61185320

約数和(自身を除く): 29377324

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 65719, 131438, 262876, 722909, 1445818, 2891636, 7951999, 15903998, 31807996]

約数ペア:

[(1, 31807996), (2, 15903998), (4, 7951999), (11, 2891636), (22, 1445818), (44, 722909), (121, 262876), (242, 131438), (484, 65719)]