619992064

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{19531}}^1$

素因数の和:19582

約数の個数: 44

約数和(自身を含む): 1279424128

約数和(自身を除く): 659432064

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 3968, 7936, 15872, 19531, 31744, 39062, 78124, 156248, 312496, 605461, 624992, 1210922, 1249984, 2421844, 2499968, 4843688, 4999936, 9687376, 9999872, 19374752, 19999744, 38749504, 77499008, 154998016, 309996032, 619992064]

約数ペア:

[(1, 619992064), (2, 309996032), (4, 154998016), (8, 77499008), (16, 38749504), (31, 19999744), (32, 19374752), (62, 9999872), (64, 9687376), (124, 4999936), (128, 4843688), (248, 2499968), (256, 2421844), (496, 1249984), (512, 1210922), (992, 624992), (1024, 605461), (1984, 312496), (3968, 156248), (7936, 78124), (15872, 39062), (19531, 31744)]