19939246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{811}}^1$

素因数の和:1479

約数の個数: 16

約数和(自身を含む): 31570560

約数和(自身を除く): 11631314

約数列:

[1, 2, 19, 38, 647, 811, 1294, 1622, 12293, 15409, 24586, 30818, 524717, 1049434, 9969623, 19939246]

約数ペア:

[(1, 19939246), (2, 9969623), (19, 1049434), (38, 524717), (647, 30818), (811, 24586), (1294, 15409), (1622, 12293)]