19916946

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{158071}}^1$

素因数の和:158086

約数の個数: 24

約数和(自身を含む): 49318464

約数和(自身を除く): 29401518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 158071, 316142, 474213, 948426, 1106497, 1422639, 2212994, 2845278, 3319491, 6638982, 9958473, 19916946]

約数ペア:

[(1, 19916946), (2, 9958473), (3, 6638982), (6, 3319491), (7, 2845278), (9, 2212994), (14, 1422639), (18, 1106497), (21, 948426), (42, 474213), (63, 316142), (126, 158071)]