19813846

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{2111}}^1$

素因数の和:2164

約数の個数: 24

約数和(自身を含む): 33796224

約数和(自身を除く): 13982378

約数列:

[1, 2, 13, 19, 26, 38, 247, 361, 494, 722, 2111, 4222, 4693, 9386, 27443, 40109, 54886, 80218, 521417, 762071, 1042834, 1524142, 9906923, 19813846]

約数ペア:

[(1, 19813846), (2, 9906923), (13, 1524142), (19, 1042834), (26, 762071), (38, 521417), (247, 80218), (361, 54886), (494, 40109), (722, 27443), (2111, 9386), (4222, 4693)]