19608440

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{1481}}^1$

素因数の和:1823

約数の個数: 32

約数和(自身を含む): 44282160

約数和(自身を除く): 24673720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1481, 1655, 2648, 2962, 3310, 5924, 6620, 7405, 11848, 13240, 14810, 29620, 59240, 490211, 980422, 1960844, 2451055, 3921688, 4902110, 9804220, 19608440]

約数ペア:

[(1, 19608440), (2, 9804220), (4, 4902110), (5, 3921688), (8, 2451055), (10, 1960844), (20, 980422), (40, 490211), (331, 59240), (662, 29620), (1324, 14810), (1481, 13240), (1655, 11848), (2648, 7405), (2962, 6620), (3310, 5924)]