193106420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{742717}}^1$

素因数の和:742739

約数の個数: 24

約数和(自身を含む): 436718184

約数和(自身を除く): 243611764

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 742717, 1485434, 2970868, 3713585, 7427170, 9655321, 14854340, 19310642, 38621284, 48276605, 96553210, 193106420]

約数ペア:

[(1, 193106420), (2, 96553210), (4, 48276605), (5, 38621284), (10, 19310642), (13, 14854340), (20, 9655321), (26, 7427170), (52, 3713585), (65, 2970868), (130, 1485434), (260, 742717)]