20194773168

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{345139}}^1$

素因数の和:345226

約数の個数: 80

約数和(自身を含む): 55465378560

約数和(自身を除く): 35270605392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 53, 69, 92, 106, 138, 159, 184, 212, 276, 318, 368, 424, 552, 636, 848, 1104, 1219, 1272, 2438, 2544, 3657, 4876, 7314, 9752, 14628, 19504, 29256, 58512, 345139, 690278, 1035417, 1380556, 2070834, 2761112, 4141668, 5522224, 7938197, 8283336, 15876394, 16566672, 18292367, 23814591, 31752788, 36584734, 47629182, 54877101, 63505576, 73169468, 95258364, 109754202, 127011152, 146338936, 190516728, 219508404, 292677872, 381033456, 420724441, 439016808, 841448882, 878033616, 1262173323, 1682897764, 2524346646, 3365795528, 5048693292, 6731591056, 10097386584, 20194773168]

約数ペア:

[(1, 20194773168), (2, 10097386584), (3, 6731591056), (4, 5048693292), (6, 3365795528), (8, 2524346646), (12, 1682897764), (16, 1262173323), (23, 878033616), (24, 841448882), (46, 439016808), (48, 420724441), (53, 381033456), (69, 292677872), (92, 219508404), (106, 190516728), (138, 146338936), (159, 127011152), (184, 109754202), (212, 95258364), (276, 73169468), (318, 63505576), (368, 54877101), (424, 47629182), (552, 36584734), (636, 31752788), (848, 23814591), (1104, 18292367), (1219, 16566672), (1272, 15876394), (2438, 8283336), (2544, 7938197), (3657, 5522224), (4876, 4141668), (7314, 2761112), (9752, 2070834), (14628, 1380556), (19504, 1035417), (29256, 690278), (58512, 345139)]