20938045282

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{172759}}^1$

素因数の和:173566

約数の個数: 32

約数和(自身を含む): 39206845440

約数和(自身を除く): 18268800158

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 787, 1574, 5509, 8657, 11018, 17314, 60599, 121198, 172759, 345518, 1209313, 1900349, 2418626, 3800698, 13302443, 26604886, 135961333, 271922666, 951729331, 1495574663, 1903458662, 2991149326, 10469022641, 20938045282]

約数ペア:

[(1, 20938045282), (2, 10469022641), (7, 2991149326), (11, 1903458662), (14, 1495574663), (22, 951729331), (77, 271922666), (154, 135961333), (787, 26604886), (1574, 13302443), (5509, 3800698), (8657, 2418626), (11018, 1900349), (17314, 1209313), (60599, 345518), (121198, 172759)]