19809430

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{1447}}^1$

素因数の和:1528

約数の個数: 24

約数和(自身を含む): 36672048

約数和(自身を除く): 16862618

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 1369, 1447, 2738, 2894, 6845, 7235, 13690, 14470, 53539, 107078, 267695, 535390, 1980943, 3961886, 9904715, 19809430]

約数ペア:

[(1, 19809430), (2, 9904715), (5, 3961886), (10, 1980943), (37, 535390), (74, 267695), (185, 107078), (370, 53539), (1369, 14470), (1447, 13690), (2738, 7235), (2894, 6845)]