19165370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39113}}^1$

素因数の和:39134

約数の個数: 24

約数和(自身を含む): 40130964

約数和(自身を除く): 20965594

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39113, 78226, 195565, 273791, 391130, 547582, 1368955, 1916537, 2737910, 3833074, 9582685, 19165370]

約数ペア:

[(1, 19165370), (2, 9582685), (5, 3833074), (7, 2737910), (10, 1916537), (14, 1368955), (35, 547582), (49, 391130), (70, 273791), (98, 195565), (245, 78226), (490, 39113)]