380038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 16

約数和(自身を含む): 612720

約数和(自身を除く): 232682

約数列:

[1, 2, 19, 38, 73, 137, 146, 274, 1387, 2603, 2774, 5206, 10001, 20002, 190019, 380038]

約数ペア:

[(1, 380038), (2, 190019), (19, 20002), (38, 10001), (73, 5206), (137, 2774), (146, 2603), (274, 1387)]