20830908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4679}}^1$

素因数の和:4746

約数の個数: 48

約数和(自身を含む): 56609280

約数和(自身を除く): 35778372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 636, 742, 1113, 1484, 2226, 4452, 4679, 9358, 14037, 18716, 28074, 32753, 56148, 65506, 98259, 131012, 196518, 247987, 393036, 495974, 743961, 991948, 1487922, 1735909, 2975844, 3471818, 5207727, 6943636, 10415454, 20830908]

約数ペア:

[(1, 20830908), (2, 10415454), (3, 6943636), (4, 5207727), (6, 3471818), (7, 2975844), (12, 1735909), (14, 1487922), (21, 991948), (28, 743961), (42, 495974), (53, 393036), (84, 247987), (106, 196518), (159, 131012), (212, 98259), (318, 65506), (371, 56148), (636, 32753), (742, 28074), (1113, 18716), (1484, 14037), (2226, 9358), (4452, 4679)]