19261399773

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1\times {\mathrm{1087}}^1$

素因数の和:2158

約数の個数: 64

約数和(自身を含む): 32487505920

約数和(自身を除く): 13226106147

約数列:

[1, 3, 7, 11, 21, 33, 77, 79, 231, 237, 553, 869, 971, 1087, 1659, 2607, 2913, 3261, 6083, 6797, 7609, 10681, 11957, 18249, 20391, 22827, 32043, 35871, 74767, 76709, 83699, 85873, 224301, 230127, 251097, 257619, 536963, 601111, 843799, 944603, 1055477, 1610889, 1803333, 2531397, 2833809, 3166431, 5906593, 6612221, 7388339, 11610247, 17719779, 19836663, 22165017, 34830741, 81271729, 83382683, 243815187, 250148049, 583678781, 917209513, 1751036343, 2751628539, 6420466591, 19261399773]

約数ペア:

[(1, 19261399773), (3, 6420466591), (7, 2751628539), (11, 1751036343), (21, 917209513), (33, 583678781), (77, 250148049), (79, 243815187), (231, 83382683), (237, 81271729), (553, 34830741), (869, 22165017), (971, 19836663), (1087, 17719779), (1659, 11610247), (2607, 7388339), (2913, 6612221), (3261, 5906593), (6083, 3166431), (6797, 2833809), (7609, 2531397), (10681, 1803333), (11957, 1610889), (18249, 1055477), (20391, 944603), (22827, 843799), (32043, 601111), (35871, 536963), (74767, 257619), (76709, 251097), (83699, 230127), (85873, 224301)]