206821712

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{8521}}^1$

素因数の和:8607

約数の個数: 40

約数和(自身を含む): 421634472

約数和(自身を除く): 214812760

約数列:

[1, 2, 4, 8, 16, 37, 41, 74, 82, 148, 164, 296, 328, 592, 656, 1517, 3034, 6068, 8521, 12136, 17042, 24272, 34084, 68168, 136336, 315277, 349361, 630554, 698722, 1261108, 1397444, 2522216, 2794888, 5044432, 5589776, 12926357, 25852714, 51705428, 103410856, 206821712]

約数ペア:

[(1, 206821712), (2, 103410856), (4, 51705428), (8, 25852714), (16, 12926357), (37, 5589776), (41, 5044432), (74, 2794888), (82, 2522216), (148, 1397444), (164, 1261108), (296, 698722), (328, 630554), (592, 349361), (656, 315277), (1517, 136336), (3034, 68168), (6068, 34084), (8521, 24272), (12136, 17042)]