201789328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{1433}}^1$

素因数の和:2131

約数の個数: 40

約数和(自身を含む): 421957368

約数和(自身を除く): 220168040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 677, 1354, 1433, 2708, 2866, 5416, 5732, 8801, 10832, 11464, 17602, 18629, 22928, 35204, 37258, 70408, 74516, 140816, 149032, 298064, 970141, 1940282, 3880564, 7761128, 12611833, 15522256, 25223666, 50447332, 100894664, 201789328]

約数ペア:

[(1, 201789328), (2, 100894664), (4, 50447332), (8, 25223666), (13, 15522256), (16, 12611833), (26, 7761128), (52, 3880564), (104, 1940282), (208, 970141), (677, 298064), (1354, 149032), (1433, 140816), (2708, 74516), (2866, 70408), (5416, 37258), (5732, 35204), (8801, 22928), (10832, 18629), (11464, 17602)]