20057904

素因数分解:

$2^4\times 3^2\times {\mathrm{139291}}^1$

素因数の和:139305

約数の個数: 30

約数和(自身を含む): 56134676

約数和(自身を除く): 36076772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 139291, 278582, 417873, 557164, 835746, 1114328, 1253619, 1671492, 2228656, 2507238, 3342984, 5014476, 6685968, 10028952, 20057904]

約数ペア:

[(1, 20057904), (2, 10028952), (3, 6685968), (4, 5014476), (6, 3342984), (8, 2507238), (9, 2228656), (12, 1671492), (16, 1253619), (18, 1114328), (24, 835746), (36, 557164), (48, 417873), (72, 278582), (144, 139291)]