9951890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2069}}^1$

素因数の和:2126

約数の個数: 32

約数和(自身を含む): 19822320

約数和(自身を除く): 9870430

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2069, 2405, 4138, 4810, 10345, 20690, 26897, 53794, 76553, 134485, 153106, 268970, 382765, 765530, 995189, 1990378, 4975945, 9951890]

約数ペア:

[(1, 9951890), (2, 4975945), (5, 1990378), (10, 995189), (13, 765530), (26, 382765), (37, 268970), (65, 153106), (74, 134485), (130, 76553), (185, 53794), (370, 26897), (481, 20690), (962, 10345), (2069, 4810), (2405, 4138)]