40131686

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{3079}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 73920000

約数和(自身を除く): 33788314

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 343, 686, 931, 1862, 3079, 6158, 6517, 13034, 21553, 43106, 58501, 117002, 150871, 301742, 409507, 819014, 1056097, 2112194, 2866549, 5733098, 20065843, 40131686]

約数ペア:

[(1, 40131686), (2, 20065843), (7, 5733098), (14, 2866549), (19, 2112194), (38, 1056097), (49, 819014), (98, 409507), (133, 301742), (266, 150871), (343, 117002), (686, 58501), (931, 43106), (1862, 21553), (3079, 13034), (6158, 6517)]