17821004

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:649

約数の個数: 24

約数和(自身を含む): 31888080

約数和(自身を除く): 14067076

約数列:

[1, 2, 4, 89, 113, 178, 226, 356, 443, 452, 886, 1772, 10057, 20114, 39427, 40228, 50059, 78854, 100118, 157708, 200236, 4455251, 8910502, 17821004]

約数ペア:

[(1, 17821004), (2, 8910502), (4, 4455251), (89, 200236), (113, 157708), (178, 100118), (226, 78854), (356, 50059), (443, 40228), (452, 39427), (886, 20114), (1772, 10057)]