20969454

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 48678912

約数和(自身を除く): 27709458

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 37, 62, 66, 74, 93, 111, 186, 222, 277, 341, 407, 554, 682, 814, 831, 1023, 1147, 1221, 1662, 2046, 2294, 2442, 3047, 3441, 6094, 6882, 8587, 9141, 10249, 12617, 17174, 18282, 20498, 25234, 25761, 30747, 37851, 51522, 61494, 75702, 94457, 112739, 188914, 225478, 283371, 317719, 338217, 566742, 635438, 676434, 953157, 1906314, 3494909, 6989818, 10484727, 20969454]

約数ペア:

[(1, 20969454), (2, 10484727), (3, 6989818), (6, 3494909), (11, 1906314), (22, 953157), (31, 676434), (33, 635438), (37, 566742), (62, 338217), (66, 317719), (74, 283371), (93, 225478), (111, 188914), (186, 112739), (222, 94457), (277, 75702), (341, 61494), (407, 51522), (554, 37851), (682, 30747), (814, 25761), (831, 25234), (1023, 20498), (1147, 18282), (1221, 17174), (1662, 12617), (2046, 10249), (2294, 9141), (2442, 8587), (3047, 6882), (3441, 6094)]