17821964

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{631}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 32702208

約数和(自身を除く): 14880244

約数列:

[1, 2, 4, 23, 46, 92, 307, 614, 631, 1228, 1262, 2524, 7061, 14122, 14513, 28244, 29026, 58052, 193717, 387434, 774868, 4455491, 8910982, 17821964]

約数ペア:

[(1, 17821964), (2, 8910982), (4, 4455491), (23, 774868), (46, 387434), (92, 193717), (307, 58052), (614, 29026), (631, 28244), (1228, 14513), (1262, 14122), (2524, 7061)]