19371844

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:196

約数の個数: 36

約数和(自身を含む): 36086512

約数和(自身を除く): 16714668

約数列:

[1, 2, 4, 41, 43, 67, 82, 86, 134, 164, 172, 268, 1681, 1763, 2747, 2881, 3362, 3526, 5494, 5762, 6724, 7052, 10988, 11524, 72283, 112627, 118121, 144566, 225254, 236242, 289132, 450508, 472484, 4842961, 9685922, 19371844]

約数ペア:

[(1, 19371844), (2, 9685922), (4, 4842961), (41, 472484), (43, 450508), (67, 289132), (82, 236242), (86, 225254), (134, 144566), (164, 118121), (172, 112627), (268, 72283), (1681, 11524), (1763, 10988), (2747, 7052), (2881, 6724), (3362, 5762), (3526, 5494)]