17945216512

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1130621}}^1$

素因数の和:1130670

約数の個数: 40

約数和(自身を含む): 37012041792

約数和(自身を除く): 19066825280

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 1130621, 2261242, 4522484, 9044968, 18089936, 35049251, 36179872, 70098502, 72359744, 140197004, 144719488, 280394008, 289438976, 560788016, 578877952, 1121576032, 2243152064, 4486304128, 8972608256, 17945216512]

約数ペア:

[(1, 17945216512), (2, 8972608256), (4, 4486304128), (8, 2243152064), (16, 1121576032), (31, 578877952), (32, 560788016), (62, 289438976), (64, 280394008), (124, 144719488), (128, 140197004), (248, 72359744), (256, 70098502), (496, 36179872), (512, 35049251), (992, 18089936), (1984, 9044968), (3968, 4522484), (7936, 2261242), (15872, 1130621)]