2051201335

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{696503}}^1$

素因数の和:696558

約数の個数: 16

約数和(自身を含む): 2674575360

約数和(自身を除く): 623374025

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 696503, 3482515, 13233557, 21591593, 66167785, 107957965, 410240267, 2051201335]

約数ペア:

[(1, 2051201335), (5, 410240267), (19, 107957965), (31, 66167785), (95, 21591593), (155, 13233557), (589, 3482515), (2945, 696503)]