18722470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2441}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 36923040

約数和(自身を除く): 18200570

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2441, 3835, 4882, 7670, 12205, 24410, 31733, 63466, 144019, 158665, 288038, 317330, 720095, 1440190, 1872247, 3744494, 9361235, 18722470]

約数ペア:

[(1, 18722470), (2, 9361235), (5, 3744494), (10, 1872247), (13, 1440190), (26, 720095), (59, 317330), (65, 288038), (118, 158665), (130, 144019), (295, 63466), (590, 31733), (767, 24410), (1534, 12205), (2441, 7670), (3835, 4882)]