19419304

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{142789}}^1$

素因数の和:142812

約数の個数: 16

約数和(自身を含む): 38553300

約数和(自身を除く): 19133996

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 142789, 285578, 571156, 1142312, 2427413, 4854826, 9709652, 19419304]

約数ペア:

[(1, 19419304), (2, 9709652), (4, 4854826), (8, 2427413), (17, 1142312), (34, 571156), (68, 285578), (136, 142789)]