20262572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 21250900

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 103, 187, 206, 263, 374, 412, 526, 748, 1052, 1133, 1751, 2266, 2893, 3502, 4471, 4532, 5786, 7004, 8942, 11572, 17884, 19261, 27089, 38522, 49181, 54178, 77044, 98362, 108356, 196724, 297979, 460513, 595958, 921026, 1191916, 1842052, 5065643, 10131286, 20262572]

約数ペア:

[(1, 20262572), (2, 10131286), (4, 5065643), (11, 1842052), (17, 1191916), (22, 921026), (34, 595958), (44, 460513), (68, 297979), (103, 196724), (187, 108356), (206, 98362), (263, 77044), (374, 54178), (412, 49181), (526, 38522), (748, 27089), (1052, 19261), (1133, 17884), (1751, 11572), (2266, 8942), (2893, 7004), (3502, 5786), (4471, 4532)]