9984976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 20498688

約数和(自身を除く): 10513712

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 491, 496, 656, 982, 1271, 1964, 2542, 3928, 5084, 7856, 10168, 15221, 20131, 20336, 30442, 40262, 60884, 80524, 121768, 161048, 243536, 322096, 624061, 1248122, 2496244, 4992488, 9984976]

約数ペア:

[(1, 9984976), (2, 4992488), (4, 2496244), (8, 1248122), (16, 624061), (31, 322096), (41, 243536), (62, 161048), (82, 121768), (124, 80524), (164, 60884), (248, 40262), (328, 30442), (491, 20336), (496, 20131), (656, 15221), (982, 10168), (1271, 7856), (1964, 5084), (2542, 3928)]