20177904

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10253}}^1$

素因数の和:10305

約数の個数: 40

約数和(自身を含む): 53402832

約数和(自身を除く): 33224928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10253, 20506, 30759, 41012, 61518, 82024, 123036, 164048, 246072, 420373, 492144, 840746, 1261119, 1681492, 2522238, 3362984, 5044476, 6725968, 10088952, 20177904]

約数ペア:

[(1, 20177904), (2, 10088952), (3, 6725968), (4, 5044476), (6, 3362984), (8, 2522238), (12, 1681492), (16, 1261119), (24, 840746), (41, 492144), (48, 420373), (82, 246072), (123, 164048), (164, 123036), (246, 82024), (328, 61518), (492, 41012), (656, 30759), (984, 20506), (1968, 10253)]