20171138414

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{113279}}^1$

素因数の和:113397

約数の個数: 48

約数和(自身を含む): 37192089600

約数和(自身を除く): 17020951186

約数列:

[1, 2, 7, 14, 23, 46, 49, 79, 98, 158, 161, 322, 553, 1106, 1127, 1817, 2254, 3634, 3871, 7742, 12719, 25438, 89033, 113279, 178066, 226558, 792953, 1585906, 2605417, 5210834, 5550671, 8949041, 11101342, 17898082, 18237919, 36475838, 62643287, 125286574, 127665433, 205827943, 255330866, 411655886, 438503009, 877006018, 1440795601, 2881591202, 10085569207, 20171138414]

約数ペア:

[(1, 20171138414), (2, 10085569207), (7, 2881591202), (14, 1440795601), (23, 877006018), (46, 438503009), (49, 411655886), (79, 255330866), (98, 205827943), (158, 127665433), (161, 125286574), (322, 62643287), (553, 36475838), (1106, 18237919), (1127, 17898082), (1817, 11101342), (2254, 8949041), (3634, 5550671), (3871, 5210834), (7742, 2605417), (12719, 1585906), (25438, 792953), (89033, 226558), (113279, 178066)]