20158816412

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{452519}}^1$

素因数の和:452610

約数の個数: 48

約数和(自身を含む): 42370352640

約数和(自身を除く): 22211536228

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 301, 518, 602, 1036, 1204, 1591, 3182, 6364, 11137, 22274, 44548, 452519, 905038, 1810076, 3167633, 6335266, 12670532, 16743203, 19458317, 33486406, 38916634, 66972812, 77833268, 117202421, 136208219, 234404842, 272416438, 468809684, 544832876, 719957729, 1439915458, 2879830916, 5039704103, 10079408206, 20158816412]

約数ペア:

[(1, 20158816412), (2, 10079408206), (4, 5039704103), (7, 2879830916), (14, 1439915458), (28, 719957729), (37, 544832876), (43, 468809684), (74, 272416438), (86, 234404842), (148, 136208219), (172, 117202421), (259, 77833268), (301, 66972812), (518, 38916634), (602, 33486406), (1036, 19458317), (1204, 16743203), (1591, 12670532), (3182, 6335266), (6364, 3167633), (11137, 1810076), (22274, 905038), (44548, 452519)]