19509749728

素因数分解:

$2^5\times 7^1\times {\mathrm{239}}^1\times {\mathrm{364423}}^1$

素因数の和:364679

約数の個数: 48

約数和(自身を含む): 44080727040

約数和(自身を除く): 24570977312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 239, 478, 956, 1673, 1912, 3346, 3824, 6692, 7648, 13384, 26768, 53536, 364423, 728846, 1457692, 2550961, 2915384, 5101922, 5830768, 10203844, 11661536, 20407688, 40815376, 81630752, 87097097, 174194194, 348388388, 609679679, 696776776, 1219359358, 1393553552, 2438718716, 2787107104, 4877437432, 9754874864, 19509749728]

約数ペア:

[(1, 19509749728), (2, 9754874864), (4, 4877437432), (7, 2787107104), (8, 2438718716), (14, 1393553552), (16, 1219359358), (28, 696776776), (32, 609679679), (56, 348388388), (112, 174194194), (224, 87097097), (239, 81630752), (478, 40815376), (956, 20407688), (1673, 11661536), (1912, 10203844), (3346, 5830768), (3824, 5101922), (6692, 2915384), (7648, 2550961), (13384, 1457692), (26768, 728846), (53536, 364423)]