4049968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19471}}^1$

素因数の和:19492

約数の個数: 20

約数和(自身を含む): 8450848

約数和(自身を除く): 4400880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19471, 38942, 77884, 155768, 253123, 311536, 506246, 1012492, 2024984, 4049968]

約数ペア:

[(1, 4049968), (2, 2024984), (4, 1012492), (8, 506246), (13, 311536), (16, 253123), (26, 155768), (52, 77884), (104, 38942), (208, 19471)]