191821552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 419973120

約数和(自身を除く): 228151568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 71, 104, 124, 142, 208, 248, 284, 403, 419, 496, 568, 806, 838, 923, 1136, 1612, 1676, 1846, 2201, 3224, 3352, 3692, 4402, 5447, 6448, 6704, 7384, 8804, 10894, 12989, 14768, 17608, 21788, 25978, 28613, 29749, 35216, 43576, 51956, 57226, 59498, 87152, 103912, 114452, 118996, 168857, 207824, 228904, 237992, 337714, 386737, 457808, 475984, 675428, 773474, 922219, 1350856, 1546948, 1844438, 2701712, 3093896, 3688876, 6187792, 7377752, 11988847, 14755504, 23977694, 47955388, 95910776, 191821552]

約数ペア:

[(1, 191821552), (2, 95910776), (4, 47955388), (8, 23977694), (13, 14755504), (16, 11988847), (26, 7377752), (31, 6187792), (52, 3688876), (62, 3093896), (71, 2701712), (104, 1844438), (124, 1546948), (142, 1350856), (208, 922219), (248, 773474), (284, 675428), (403, 475984), (419, 457808), (496, 386737), (568, 337714), (806, 237992), (838, 228904), (923, 207824), (1136, 168857), (1612, 118996), (1676, 114452), (1846, 103912), (2201, 87152), (3224, 59498), (3352, 57226), (3692, 51956), (4402, 43576), (5447, 35216), (6448, 29749), (6704, 28613), (7384, 25978), (8804, 21788), (10894, 17608), (12989, 14768)]