20177878894

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{379}}^1\times {\mathrm{9403}}^1$

素因数の和:9952

約数の個数: 32

約数和(自身を含む): 32161680000

約数和(自身を除く): 11983801106

約数列:

[1, 2, 19, 38, 149, 298, 379, 758, 2831, 5662, 7201, 9403, 14402, 18806, 56471, 112942, 178657, 357314, 1072949, 1401047, 2145898, 2802094, 3563737, 7127474, 26619893, 53239786, 67711003, 135422006, 530996813, 1061993626, 10088939447, 20177878894]

約数ペア:

[(1, 20177878894), (2, 10088939447), (19, 1061993626), (38, 530996813), (149, 135422006), (298, 67711003), (379, 53239786), (758, 26619893), (2831, 7127474), (5662, 3563737), (7201, 2802094), (9403, 2145898), (14402, 1401047), (18806, 1072949), (56471, 357314), (112942, 178657)]