618767999488

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{38984879}}^1$

素因数の和:38984928

約数の個数: 40

約数和(自身を含む): 1276209031680

約数和(自身を除く): 657441032192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 38984879, 77969758, 155939516, 311879032, 623758064, 1208531249, 1247516128, 2417062498, 2495032256, 4834124996, 4990064512, 9668249992, 9980129024, 19336499984, 19960258048, 38672999968, 77345999936, 154691999872, 309383999744, 618767999488]

約数ペア:

[(1, 618767999488), (2, 309383999744), (4, 154691999872), (8, 77345999936), (16, 38672999968), (31, 19960258048), (32, 19336499984), (62, 9980129024), (64, 9668249992), (124, 4990064512), (128, 4834124996), (248, 2495032256), (256, 2417062498), (496, 1247516128), (512, 1208531249), (992, 623758064), (1984, 311879032), (3968, 155939516), (7936, 77969758), (15872, 38984879)]