20377492

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7309}}^1$

素因数の和:7371

約数の個数: 24

約数和(自身を含む): 38684520

約数和(自身を除く): 18307028

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7309, 14618, 29236, 124253, 248506, 299669, 497012, 599338, 1198676, 5094373, 10188746, 20377492]

約数ペア:

[(1, 20377492), (2, 10188746), (4, 5094373), (17, 1198676), (34, 599338), (41, 497012), (68, 299669), (82, 248506), (164, 124253), (697, 29236), (1394, 14618), (2788, 7309)]