19925712

素因数分解:

$2^4\times 3^2\times {\mathrm{138373}}^1$

素因数の和:138387

約数の個数: 30

約数和(自身を含む): 55764722

約数和(自身を除く): 35839010

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138373, 276746, 415119, 553492, 830238, 1106984, 1245357, 1660476, 2213968, 2490714, 3320952, 4981428, 6641904, 9962856, 19925712]

約数ペア:

[(1, 19925712), (2, 9962856), (3, 6641904), (4, 4981428), (6, 3320952), (8, 2490714), (9, 2213968), (12, 1660476), (16, 1245357), (18, 1106984), (24, 830238), (36, 553492), (48, 415119), (72, 276746), (144, 138373)]