17946156928

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{646103}}^1$

素因数の和:646155

約数の個数: 64

約数和(自身を含む): 42177669120

約数和(自身を除く): 24231512192

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 6944, 13888, 27776, 646103, 1292206, 2584412, 4522721, 5168824, 9045442, 10337648, 18090884, 20029193, 20675296, 36181768, 40058386, 41350592, 72363536, 80116772, 82701184, 140204351, 144727072, 160233544, 280408702, 289454144, 320467088, 560817404, 578908288, 640934176, 1121634808, 1281868352, 2243269616, 2563736704, 4486539232, 8973078464, 17946156928]

約数ペア:

[(1, 17946156928), (2, 8973078464), (4, 4486539232), (7, 2563736704), (8, 2243269616), (14, 1281868352), (16, 1121634808), (28, 640934176), (31, 578908288), (32, 560817404), (56, 320467088), (62, 289454144), (64, 280408702), (112, 160233544), (124, 144727072), (128, 140204351), (217, 82701184), (224, 80116772), (248, 72363536), (434, 41350592), (448, 40058386), (496, 36181768), (868, 20675296), (896, 20029193), (992, 18090884), (1736, 10337648), (1984, 9045442), (3472, 5168824), (3968, 4522721), (6944, 2584412), (13888, 1292206), (27776, 646103)]