19021774

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 31409280

約数和(自身を除く): 12387506

約数列:

[1, 2, 19, 37, 38, 74, 83, 163, 166, 326, 703, 1406, 1577, 3071, 3097, 3154, 6031, 6142, 6194, 12062, 13529, 27058, 58349, 114589, 116698, 229178, 257051, 500573, 514102, 1001146, 9510887, 19021774]

約数ペア:

[(1, 19021774), (2, 9510887), (19, 1001146), (37, 514102), (38, 500573), (74, 257051), (83, 229178), (163, 116698), (166, 114589), (326, 58349), (703, 27058), (1406, 13529), (1577, 12062), (3071, 6194), (3097, 6142), (3154, 6031)]