18851872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45317}}^1$

素因数の和:45340

約数の個数: 24

約数和(自身を含む): 39970476

約数和(自身を除く): 21118604

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45317, 90634, 181268, 362536, 589121, 725072, 1178242, 1450144, 2356484, 4712968, 9425936, 18851872]

約数ペア:

[(1, 18851872), (2, 9425936), (4, 4712968), (8, 2356484), (13, 1450144), (16, 1178242), (26, 725072), (32, 589121), (52, 362536), (104, 181268), (208, 90634), (416, 45317)]