1974128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9491}}^1$

素因数の和:9512

約数の個数: 20

約数和(自身を含む): 4119528

約数和(自身を除く): 2145400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9491, 18982, 37964, 75928, 123383, 151856, 246766, 493532, 987064, 1974128]

約数ペア:

[(1, 1974128), (2, 987064), (4, 493532), (8, 246766), (13, 151856), (16, 123383), (26, 75928), (52, 37964), (104, 18982), (208, 9491)]