20974146

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{331}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 43027200

約数和(自身を除く): 22053054

約数列:

[1, 2, 3, 6, 59, 118, 177, 179, 331, 354, 358, 537, 662, 993, 1074, 1986, 10561, 19529, 21122, 31683, 39058, 58587, 59249, 63366, 117174, 118498, 177747, 355494, 3495691, 6991382, 10487073, 20974146]

約数ペア:

[(1, 20974146), (2, 10487073), (3, 6991382), (6, 3495691), (59, 355494), (118, 177747), (177, 118498), (179, 117174), (331, 63366), (354, 59249), (358, 58587), (537, 39058), (662, 31683), (993, 21122), (1074, 19529), (1986, 10561)]