18125696

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 39474000

約数和(自身を除く): 21348304

約数列:

[1, 2, 4, 8, 16, 19, 29, 32, 38, 58, 64, 76, 116, 128, 152, 232, 257, 304, 464, 514, 551, 608, 928, 1028, 1102, 1216, 1856, 2056, 2204, 2432, 3712, 4112, 4408, 4883, 7453, 8224, 8816, 9766, 14906, 16448, 17632, 19532, 29812, 32896, 35264, 39064, 59624, 70528, 78128, 119248, 141607, 156256, 238496, 283214, 312512, 476992, 566428, 625024, 953984, 1132856, 2265712, 4531424, 9062848, 18125696]

約数ペア:

[(1, 18125696), (2, 9062848), (4, 4531424), (8, 2265712), (16, 1132856), (19, 953984), (29, 625024), (32, 566428), (38, 476992), (58, 312512), (64, 283214), (76, 238496), (116, 156256), (128, 141607), (152, 119248), (232, 78128), (257, 70528), (304, 59624), (464, 39064), (514, 35264), (551, 32896), (608, 29812), (928, 19532), (1028, 17632), (1102, 16448), (1216, 14906), (1856, 9766), (2056, 8816), (2204, 8224), (2432, 7453), (3712, 4883), (4112, 4408)]