20302212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2393}}^1$

素因数の和:2508

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 34395900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 101, 202, 303, 404, 606, 707, 1212, 1414, 2121, 2393, 2828, 4242, 4786, 7179, 8484, 9572, 14358, 16751, 28716, 33502, 50253, 67004, 100506, 201012, 241693, 483386, 725079, 966772, 1450158, 1691851, 2900316, 3383702, 5075553, 6767404, 10151106, 20302212]

約数ペア:

[(1, 20302212), (2, 10151106), (3, 6767404), (4, 5075553), (6, 3383702), (7, 2900316), (12, 1691851), (14, 1450158), (21, 966772), (28, 725079), (42, 483386), (84, 241693), (101, 201012), (202, 100506), (303, 67004), (404, 50253), (606, 33502), (707, 28716), (1212, 16751), (1414, 14358), (2121, 9572), (2393, 8484), (2828, 7179), (4242, 4786)]