19856334

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 40619520

約数和(自身を除く): 20763186

約数列:

[1, 2, 3, 6, 79, 158, 163, 237, 257, 326, 474, 489, 514, 771, 978, 1542, 12877, 20303, 25754, 38631, 40606, 41891, 60909, 77262, 83782, 121818, 125673, 251346, 3309389, 6618778, 9928167, 19856334]

約数ペア:

[(1, 19856334), (2, 9928167), (3, 6618778), (6, 3309389), (79, 251346), (158, 125673), (163, 121818), (237, 83782), (257, 77262), (326, 60909), (474, 41891), (489, 40606), (514, 38631), (771, 25754), (978, 20303), (1542, 12877)]