20131691992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{709}}^1\times {\mathrm{743}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 40220193600

約数和(自身を除く): 20088501608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 281, 562, 709, 743, 1124, 1418, 1486, 2248, 2836, 2972, 4777, 5672, 5944, 9554, 12053, 12631, 19108, 24106, 25262, 38216, 48212, 50524, 96424, 101048, 199229, 208783, 398458, 417566, 526787, 796916, 835132, 1053574, 1593832, 1670264, 2107148, 3386893, 3549311, 4214296, 6773786, 7098622, 8955379, 13547572, 14197244, 17910758, 27095144, 28394488, 35821516, 71643032, 148027147, 296054294, 592108588, 1184217176, 2516461499, 5032922998, 10065845996, 20131691992]

約数ペア:

[(1, 20131691992), (2, 10065845996), (4, 5032922998), (8, 2516461499), (17, 1184217176), (34, 592108588), (68, 296054294), (136, 148027147), (281, 71643032), (562, 35821516), (709, 28394488), (743, 27095144), (1124, 17910758), (1418, 14197244), (1486, 13547572), (2248, 8955379), (2836, 7098622), (2972, 6773786), (4777, 4214296), (5672, 3549311), (5944, 3386893), (9554, 2107148), (12053, 1670264), (12631, 1593832), (19108, 1053574), (24106, 835132), (25262, 796916), (38216, 526787), (48212, 417566), (50524, 398458), (96424, 208783), (101048, 199229)]