20672358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3541}}^1$

素因数の和:3692

約数の個数: 32

約数和(自身を含む): 47604480

約数和(自身を除く): 26932122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 3541, 5838, 7082, 10623, 21246, 24787, 49574, 74361, 148722, 492199, 984398, 1476597, 2953194, 3445393, 6890786, 10336179, 20672358]

約数ペア:

[(1, 20672358), (2, 10336179), (3, 6890786), (6, 3445393), (7, 2953194), (14, 1476597), (21, 984398), (42, 492199), (139, 148722), (278, 74361), (417, 49574), (834, 24787), (973, 21246), (1946, 10623), (2919, 7082), (3541, 5838)]