15806288

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{21019}}^1$

素因数の和:21074

約数の個数: 20

約数和(自身を含む): 31277760

約数和(自身を除く): 15471472

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 21019, 42038, 84076, 168152, 336304, 987893, 1975786, 3951572, 7903144, 15806288]

約数ペア:

[(1, 15806288), (2, 7903144), (4, 3951572), (8, 1975786), (16, 987893), (47, 336304), (94, 168152), (188, 84076), (376, 42038), (752, 21019)]