20358288

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3821}}^1$

素因数の和:3872

約数の個数: 60

約数和(自身を含む): 58530108

約数和(自身を除く): 38171820

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 3821, 5328, 7642, 11463, 15284, 22926, 30568, 34389, 45852, 61136, 68778, 91704, 137556, 141377, 183408, 275112, 282754, 424131, 550224, 565508, 848262, 1131016, 1272393, 1696524, 2262032, 2544786, 3393048, 5089572, 6786096, 10179144, 20358288]

約数ペア:

[(1, 20358288), (2, 10179144), (3, 6786096), (4, 5089572), (6, 3393048), (8, 2544786), (9, 2262032), (12, 1696524), (16, 1272393), (18, 1131016), (24, 848262), (36, 565508), (37, 550224), (48, 424131), (72, 282754), (74, 275112), (111, 183408), (144, 141377), (148, 137556), (222, 91704), (296, 68778), (333, 61136), (444, 45852), (592, 34389), (666, 30568), (888, 22926), (1332, 15284), (1776, 11463), (2664, 7642), (3821, 5328)]