19724107887

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{25229}}^1$

素因数の和:25448

約数の個数: 48

約数和(自身を含む): 31880628000

約数和(自身を除く): 12156520113

約数列:

[1, 3, 9, 11, 33, 53, 99, 149, 159, 447, 477, 583, 1341, 1639, 1749, 4917, 5247, 7897, 14751, 23691, 25229, 71073, 75687, 86867, 227061, 260601, 277519, 781803, 832557, 1337137, 2497671, 3759121, 4011411, 11277363, 12034233, 14708507, 33832089, 41350331, 44125521, 124050993, 132376563, 199233413, 372152979, 597700239, 1793100717, 2191567543, 6574702629, 19724107887]

約数ペア:

[(1, 19724107887), (3, 6574702629), (9, 2191567543), (11, 1793100717), (33, 597700239), (53, 372152979), (99, 199233413), (149, 132376563), (159, 124050993), (447, 44125521), (477, 41350331), (583, 33832089), (1341, 14708507), (1639, 12034233), (1749, 11277363), (4917, 4011411), (5247, 3759121), (7897, 2497671), (14751, 1337137), (23691, 832557), (25229, 781803), (71073, 277519), (75687, 260601), (86867, 227061)]