19442150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4273}}^1$

素因数の和:4305

約数の個数: 48

約数和(自身を含む): 44517984

約数和(自身を除く): 25075834

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4273, 4550, 8546, 21365, 29911, 42730, 55549, 59822, 106825, 111098, 149555, 213650, 277745, 299110, 388843, 555490, 747775, 777686, 1388725, 1495550, 1944215, 2777450, 3888430, 9721075, 19442150]

約数ペア:

[(1, 19442150), (2, 9721075), (5, 3888430), (7, 2777450), (10, 1944215), (13, 1495550), (14, 1388725), (25, 777686), (26, 747775), (35, 555490), (50, 388843), (65, 299110), (70, 277745), (91, 213650), (130, 149555), (175, 111098), (182, 106825), (325, 59822), (350, 55549), (455, 42730), (650, 29911), (910, 21365), (2275, 8546), (4273, 4550)]