2038988

素因数分解:

$2^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 4232592

約数和(自身を除く): 2193604

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 101, 103, 196, 202, 206, 404, 412, 707, 721, 1414, 1442, 2828, 2884, 4949, 5047, 9898, 10094, 10403, 19796, 20188, 20806, 41612, 72821, 145642, 291284, 509747, 1019494, 2038988]

約数ペア:

[(1, 2038988), (2, 1019494), (4, 509747), (7, 291284), (14, 145642), (28, 72821), (49, 41612), (98, 20806), (101, 20188), (103, 19796), (196, 10403), (202, 10094), (206, 9898), (404, 5047), (412, 4949), (707, 2884), (721, 2828), (1414, 1442)]