20621016

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22031}}^1$

素因数の和:22056

約数の個数: 48

約数和(自身を含む): 60147360

約数和(自身を除く): 39526344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22031, 44062, 66093, 88124, 132186, 176248, 198279, 264372, 286403, 396558, 528744, 572806, 793116, 859209, 1145612, 1586232, 1718418, 2291224, 2577627, 3436836, 5155254, 6873672, 10310508, 20621016]

約数ペア:

[(1, 20621016), (2, 10310508), (3, 6873672), (4, 5155254), (6, 3436836), (8, 2577627), (9, 2291224), (12, 1718418), (13, 1586232), (18, 1145612), (24, 859209), (26, 793116), (36, 572806), (39, 528744), (52, 396558), (72, 286403), (78, 264372), (104, 198279), (117, 176248), (156, 132186), (234, 88124), (312, 66093), (468, 44062), (936, 22031)]