19862418944

素因数分解:

$2^9\times {\mathrm{547}}^1\times {\mathrm{70921}}^1$

素因数の和:71486

約数の個数: 40

約数和(自身を含む): 39759156888

約数和(自身を除く): 19896737944

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 547, 1094, 2188, 4376, 8752, 17504, 35008, 70016, 70921, 140032, 141842, 280064, 283684, 567368, 1134736, 2269472, 4538944, 9077888, 18155776, 36311552, 38793787, 77587574, 155175148, 310350296, 620700592, 1241401184, 2482802368, 4965604736, 9931209472, 19862418944]

約数ペア:

[(1, 19862418944), (2, 9931209472), (4, 4965604736), (8, 2482802368), (16, 1241401184), (32, 620700592), (64, 310350296), (128, 155175148), (256, 77587574), (512, 38793787), (547, 36311552), (1094, 18155776), (2188, 9077888), (4376, 4538944), (8752, 2269472), (17504, 1134736), (35008, 567368), (70016, 283684), (70921, 280064), (140032, 141842)]