31720212

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{13151}}^1$

素因数の和:13228

約数の個数: 36

約数和(自身を含む): 81384576

約数和(自身を除く): 49664364

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 13151, 26302, 39453, 52604, 78906, 118359, 157812, 236718, 473436, 881117, 1762234, 2643351, 3524468, 5286702, 7930053, 10573404, 15860106, 31720212]

約数ペア:

[(1, 31720212), (2, 15860106), (3, 10573404), (4, 7930053), (6, 5286702), (9, 3524468), (12, 2643351), (18, 1762234), (36, 881117), (67, 473436), (134, 236718), (201, 157812), (268, 118359), (402, 78906), (603, 52604), (804, 39453), (1206, 26302), (2412, 13151)]