19459072

素因数分解:

$2^{10}\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:664

約数の個数: 44

約数和(自身を含む): 40219456

約数和(自身を除く): 20760384

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 613, 992, 1024, 1226, 1984, 2452, 3968, 4904, 7936, 9808, 15872, 19003, 19616, 31744, 38006, 39232, 76012, 78464, 152024, 156928, 304048, 313856, 608096, 627712, 1216192, 2432384, 4864768, 9729536, 19459072]

約数ペア:

[(1, 19459072), (2, 9729536), (4, 4864768), (8, 2432384), (16, 1216192), (31, 627712), (32, 608096), (62, 313856), (64, 304048), (124, 156928), (128, 152024), (248, 78464), (256, 76012), (496, 39232), (512, 38006), (613, 31744), (992, 19616), (1024, 19003), (1226, 15872), (1984, 9808), (2452, 7936), (3968, 4904)]