18811516

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2801}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 34834464

約数和(自身を除く): 16022948

約数列:

[1, 2, 4, 23, 46, 73, 92, 146, 292, 1679, 2801, 3358, 5602, 6716, 11204, 64423, 128846, 204473, 257692, 408946, 817892, 4702879, 9405758, 18811516]

約数ペア:

[(1, 18811516), (2, 9405758), (4, 4702879), (23, 817892), (46, 408946), (73, 257692), (92, 204473), (146, 128846), (292, 64423), (1679, 11204), (2801, 6716), (3358, 5602)]