16974505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{907}}^1$

素因数の和:1128

約数の個数: 16

約数和(自身を含む): 21574080

約数和(自身を除く): 4599575

約数列:

[1, 5, 19, 95, 197, 907, 985, 3743, 4535, 17233, 18715, 86165, 178679, 893395, 3394901, 16974505]

約数ペア:

[(1, 16974505), (5, 3394901), (19, 893395), (95, 178679), (197, 86165), (907, 18715), (985, 17233), (3743, 4535)]