19606912

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11783}}^1$

素因数の和:11810

約数の個数: 32

約数和(自身を含む): 42068880

約数和(自身を除く): 22461968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11783, 23566, 47132, 94264, 153179, 188528, 306358, 377056, 612716, 754112, 1225432, 1508224, 2450864, 4901728, 9803456, 19606912]

約数ペア:

[(1, 19606912), (2, 9803456), (4, 4901728), (8, 2450864), (13, 1508224), (16, 1225432), (26, 754112), (32, 612716), (52, 377056), (64, 306358), (104, 188528), (128, 153179), (208, 94264), (416, 47132), (832, 23566), (1664, 11783)]