20907396

素因数分解:

$2^2\times 3^4\times {\mathrm{173}}^1\times {\mathrm{373}}^1$

素因数の和:562

約数の個数: 60

約数和(自身を含む): 55119372

約数和(自身を除く): 34211976

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 173, 324, 346, 373, 519, 692, 746, 1038, 1119, 1492, 1557, 2076, 2238, 3114, 3357, 4476, 4671, 6228, 6714, 9342, 10071, 13428, 14013, 18684, 20142, 28026, 30213, 40284, 56052, 60426, 64529, 120852, 129058, 193587, 258116, 387174, 580761, 774348, 1161522, 1742283, 2323044, 3484566, 5226849, 6969132, 10453698, 20907396]

約数ペア:

[(1, 20907396), (2, 10453698), (3, 6969132), (4, 5226849), (6, 3484566), (9, 2323044), (12, 1742283), (18, 1161522), (27, 774348), (36, 580761), (54, 387174), (81, 258116), (108, 193587), (162, 129058), (173, 120852), (324, 64529), (346, 60426), (373, 56052), (519, 40284), (692, 30213), (746, 28026), (1038, 20142), (1119, 18684), (1492, 14013), (1557, 13428), (2076, 10071), (2238, 9342), (3114, 6714), (3357, 6228), (4476, 4671)]