18199430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25633}}^1$

素因数の和:25711

約数の個数: 16

約数和(自身を含む): 33221664

約数和(自身を除く): 15022234

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 25633, 51266, 128165, 256330, 1819943, 3639886, 9099715, 18199430]

約数ペア:

[(1, 18199430), (2, 9099715), (5, 3639886), (10, 1819943), (71, 256330), (142, 128165), (355, 51266), (710, 25633)]