19340535

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 32322240

約数和(自身を除く): 12981705

約数列:

[1, 3, 5, 15, 29, 87, 145, 173, 257, 435, 519, 771, 865, 1285, 2595, 3855, 5017, 7453, 15051, 22359, 25085, 37265, 44461, 75255, 111795, 133383, 222305, 666915, 1289369, 3868107, 6446845, 19340535]

約数ペア:

[(1, 19340535), (3, 6446845), (5, 3868107), (15, 1289369), (29, 666915), (87, 222305), (145, 133383), (173, 111795), (257, 75255), (435, 44461), (519, 37265), (771, 25085), (865, 22359), (1285, 15051), (2595, 7453), (3855, 5017)]