1808804564

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{2909}}^1$

素因数の和:3392

約数の個数: 48

約数和(自身を含む): 3695932800

約数和(自身を除く): 1887128236

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 419, 742, 838, 1484, 1676, 2909, 2933, 5818, 5866, 11636, 11732, 20363, 22207, 40726, 44414, 81452, 88828, 154177, 155449, 308354, 310898, 616708, 621796, 1079239, 1218871, 2158478, 2437742, 4316956, 4875484, 8532097, 17064194, 34128388, 64600163, 129200326, 258400652, 452201141, 904402282, 1808804564]

約数ペア:

[(1, 1808804564), (2, 904402282), (4, 452201141), (7, 258400652), (14, 129200326), (28, 64600163), (53, 34128388), (106, 17064194), (212, 8532097), (371, 4875484), (419, 4316956), (742, 2437742), (838, 2158478), (1484, 1218871), (1676, 1079239), (2909, 621796), (2933, 616708), (5818, 310898), (5866, 308354), (11636, 155449), (11732, 154177), (20363, 88828), (22207, 81452), (40726, 44414)]