18644743

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 16

約数和(自身を含む): 21159936

約数和(自身を除く): 2515193

約数列:

[1, 13, 23, 127, 299, 491, 1651, 2921, 6383, 11293, 37973, 62357, 146809, 810641, 1434211, 18644743]

約数ペア:

[(1, 18644743), (13, 1434211), (23, 810641), (127, 146809), (299, 62357), (491, 37973), (1651, 11293), (2921, 6383)]