20993574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2617}}^1$

素因数の和:2820

約数の個数: 32

約数和(自身を含む): 48254976

約数和(自身を除く): 27261402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2617, 2674, 4011, 5234, 7851, 8022, 15702, 18319, 36638, 54957, 109914, 499847, 999694, 1499541, 2999082, 3498929, 6997858, 10496787, 20993574]

約数ペア:

[(1, 20993574), (2, 10496787), (3, 6997858), (6, 3498929), (7, 2999082), (14, 1499541), (21, 999694), (42, 499847), (191, 109914), (382, 54957), (573, 36638), (1146, 18319), (1337, 15702), (2617, 8022), (2674, 7851), (4011, 5234)]