208199056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{5081}}^1$

素因数の和:5299

約数の個数: 40

約数和(自身を含む): 436706424

約数和(自身を除く): 228507368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 197, 208, 394, 788, 1576, 2561, 3152, 5081, 5122, 10162, 10244, 20324, 20488, 40648, 40976, 66053, 81296, 132106, 264212, 528424, 1000957, 1056848, 2001914, 4003828, 8007656, 13012441, 16015312, 26024882, 52049764, 104099528, 208199056]

約数ペア:

[(1, 208199056), (2, 104099528), (4, 52049764), (8, 26024882), (13, 16015312), (16, 13012441), (26, 8007656), (52, 4003828), (104, 2001914), (197, 1056848), (208, 1000957), (394, 528424), (788, 264212), (1576, 132106), (2561, 81296), (3152, 66053), (5081, 40976), (5122, 40648), (10162, 20488), (10244, 20324)]