18413428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 36832320

約数和(自身を除く): 18418892

約数列:

[1, 2, 4, 11, 22, 41, 44, 59, 82, 118, 164, 173, 236, 346, 451, 649, 692, 902, 1298, 1804, 1903, 2419, 2596, 3806, 4838, 7093, 7612, 9676, 10207, 14186, 20414, 26609, 28372, 40828, 53218, 78023, 106436, 112277, 156046, 224554, 312092, 418487, 449108, 836974, 1673948, 4603357, 9206714, 18413428]

約数ペア:

[(1, 18413428), (2, 9206714), (4, 4603357), (11, 1673948), (22, 836974), (41, 449108), (44, 418487), (59, 312092), (82, 224554), (118, 156046), (164, 112277), (173, 106436), (236, 78023), (346, 53218), (451, 40828), (649, 28372), (692, 26609), (902, 20414), (1298, 14186), (1804, 10207), (1903, 9676), (2419, 7612), (2596, 7093), (3806, 4838)]