17554784

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2263

約数の個数: 48

約数和(自身を含む): 39196080

約数和(自身を除く): 21641296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 2221, 3952, 4442, 7904, 8884, 17768, 28873, 35536, 42199, 57746, 71072, 84398, 115492, 168796, 230984, 337592, 461968, 548587, 675184, 923936, 1097174, 1350368, 2194348, 4388696, 8777392, 17554784]

約数ペア:

[(1, 17554784), (2, 8777392), (4, 4388696), (8, 2194348), (13, 1350368), (16, 1097174), (19, 923936), (26, 675184), (32, 548587), (38, 461968), (52, 337592), (76, 230984), (104, 168796), (152, 115492), (208, 84398), (247, 71072), (304, 57746), (416, 42199), (494, 35536), (608, 28873), (988, 17768), (1976, 8884), (2221, 7904), (3952, 4442)]