20180643870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1\times {\mathrm{13417}}^1$

素因数の和:13885

約数の個数: 64

約数和(自身を含む): 48880593216

約数和(自身を除く): 28699949346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 181, 277, 362, 543, 554, 831, 905, 1086, 1385, 1662, 1810, 2715, 2770, 4155, 5430, 8310, 13417, 26834, 40251, 50137, 67085, 80502, 100274, 134170, 150411, 201255, 250685, 300822, 402510, 501370, 752055, 1504110, 2428477, 3716509, 4856954, 7285431, 7433018, 11149527, 12142385, 14570862, 18582545, 22299054, 24284770, 36427155, 37165090, 55747635, 72854310, 111495270, 672688129, 1345376258, 2018064387, 3363440645, 4036128774, 6726881290, 10090321935, 20180643870]

約数ペア:

[(1, 20180643870), (2, 10090321935), (3, 6726881290), (5, 4036128774), (6, 3363440645), (10, 2018064387), (15, 1345376258), (30, 672688129), (181, 111495270), (277, 72854310), (362, 55747635), (543, 37165090), (554, 36427155), (831, 24284770), (905, 22299054), (1086, 18582545), (1385, 14570862), (1662, 12142385), (1810, 11149527), (2715, 7433018), (2770, 7285431), (4155, 4856954), (5430, 3716509), (8310, 2428477), (13417, 1504110), (26834, 752055), (40251, 501370), (50137, 402510), (67085, 300822), (80502, 250685), (100274, 201255), (134170, 150411)]