9905112064

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{312031}}^1$

素因数の和:312082

約数の個数: 44

約数和(自身を含む): 20439344128

約数和(自身を除く): 10534232064

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 3968, 7936, 15872, 31744, 312031, 624062, 1248124, 2496248, 4992496, 9672961, 9984992, 19345922, 19969984, 38691844, 39939968, 77383688, 79879936, 154767376, 159759872, 309534752, 319519744, 619069504, 1238139008, 2476278016, 4952556032, 9905112064]

約数ペア:

[(1, 9905112064), (2, 4952556032), (4, 2476278016), (8, 1238139008), (16, 619069504), (31, 319519744), (32, 309534752), (62, 159759872), (64, 154767376), (124, 79879936), (128, 77383688), (248, 39939968), (256, 38691844), (496, 19969984), (512, 19345922), (992, 9984992), (1024, 9672961), (1984, 4992496), (3968, 2496248), (7936, 1248124), (15872, 624062), (31744, 312031)]