2009505872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{13907}}^1$

素因数の和:14747

約数の個数: 40

約数和(自身を含む): 4252843872

約数和(自身を除く): 2243338000

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 821, 1642, 3284, 6568, 9031, 13136, 13907, 18062, 27814, 36124, 55628, 72248, 111256, 144496, 152977, 222512, 305954, 611908, 1223816, 2447632, 11417647, 22835294, 45670588, 91341176, 125594117, 182682352, 251188234, 502376468, 1004752936, 2009505872]

約数ペア:

[(1, 2009505872), (2, 1004752936), (4, 502376468), (8, 251188234), (11, 182682352), (16, 125594117), (22, 91341176), (44, 45670588), (88, 22835294), (176, 11417647), (821, 2447632), (1642, 1223816), (3284, 611908), (6568, 305954), (9031, 222512), (13136, 152977), (13907, 144496), (18062, 111256), (27814, 72248), (36124, 55628)]