205510448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89821}}^1$

素因数の和:89853

約数の個数: 40

約数和(自身を含む): 467792976

約数和(自身を除く): 262282528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 176, 208, 286, 572, 1144, 2288, 89821, 179642, 359284, 718568, 988031, 1167673, 1437136, 1976062, 2335346, 3952124, 4670692, 7904248, 9341384, 12844403, 15808496, 18682768, 25688806, 51377612, 102755224, 205510448]

約数ペア:

[(1, 205510448), (2, 102755224), (4, 51377612), (8, 25688806), (11, 18682768), (13, 15808496), (16, 12844403), (22, 9341384), (26, 7904248), (44, 4670692), (52, 3952124), (88, 2335346), (104, 1976062), (143, 1437136), (176, 1167673), (208, 988031), (286, 718568), (572, 359284), (1144, 179642), (2288, 89821)]