19466165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 26265600

約数和(自身を除く): 6799435

約数列:

[1, 5, 19, 23, 59, 95, 115, 151, 295, 437, 755, 1121, 1357, 2185, 2869, 3473, 5605, 6785, 8909, 14345, 17365, 25783, 44545, 65987, 128915, 169271, 204907, 329935, 846355, 1024535, 3893233, 19466165]

約数ペア:

[(1, 19466165), (5, 3893233), (19, 1024535), (23, 846355), (59, 329935), (95, 204907), (115, 169271), (151, 128915), (295, 65987), (437, 44545), (755, 25783), (1121, 17365), (1357, 14345), (2185, 8909), (2869, 6785), (3473, 5605)]