18930872

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{33329}}^1$

素因数の和:33406

約数の個数: 16

約数和(自身を含む): 35996400

約数和(自身を除く): 17065528

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 33329, 66658, 133316, 266632, 2366359, 4732718, 9465436, 18930872]

約数ペア:

[(1, 18930872), (2, 9465436), (4, 4732718), (8, 2366359), (71, 266632), (142, 133316), (284, 66658), (568, 33329)]