19896984

素因数分解:

$2^3\times 3^2\times {\mathrm{276347}}^1$

素因数の和:276359

約数の個数: 24

約数和(自身を含む): 53887860

約数和(自身を除く): 33990876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 276347, 552694, 829041, 1105388, 1658082, 2210776, 2487123, 3316164, 4974246, 6632328, 9948492, 19896984]

約数ペア:

[(1, 19896984), (2, 9948492), (3, 6632328), (4, 4974246), (6, 3316164), (8, 2487123), (9, 2210776), (12, 1658082), (18, 1105388), (24, 829041), (36, 552694), (72, 276347)]