17967491984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{2861}}^1$

素因数の和:3268

約数の個数: 80

約数和(自身を含む): 37983662640

約数和(自身を除く): 20016170656

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 208, 218, 277, 436, 554, 872, 1108, 1417, 1744, 2216, 2834, 2861, 3601, 4432, 5668, 5722, 7202, 11336, 11444, 14404, 22672, 22888, 28808, 30193, 37193, 45776, 57616, 60386, 74386, 120772, 148772, 241544, 297544, 311849, 392509, 483088, 595088, 623698, 785018, 792497, 1247396, 1570036, 1584994, 2494792, 3140072, 3169988, 4054037, 4989584, 6280144, 6339976, 8108074, 10302461, 12679952, 16216148, 20604922, 32432296, 41209844, 64864592, 82419688, 86382173, 164839376, 172764346, 345528692, 691057384, 1122968249, 1382114768, 2245936498, 4491872996, 8983745992, 17967491984]

約数ペア:

[(1, 17967491984), (2, 8983745992), (4, 4491872996), (8, 2245936498), (13, 1382114768), (16, 1122968249), (26, 691057384), (52, 345528692), (104, 172764346), (109, 164839376), (208, 86382173), (218, 82419688), (277, 64864592), (436, 41209844), (554, 32432296), (872, 20604922), (1108, 16216148), (1417, 12679952), (1744, 10302461), (2216, 8108074), (2834, 6339976), (2861, 6280144), (3601, 4989584), (4432, 4054037), (5668, 3169988), (5722, 3140072), (7202, 2494792), (11336, 1584994), (11444, 1570036), (14404, 1247396), (22672, 792497), (22888, 785018), (28808, 623698), (30193, 595088), (37193, 483088), (45776, 392509), (57616, 311849), (60386, 297544), (74386, 241544), (120772, 148772)]