20195670908

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3203}}^1\times {\mathrm{3361}}^1$

素因数の和:6642

約数の個数: 48

約数和(自身を含む): 41019197184

約数和(自身を除く): 20823526276

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 3203, 3361, 6406, 6722, 12812, 13444, 22421, 23527, 44842, 47054, 89684, 94108, 214601, 225187, 429202, 450374, 858404, 900748, 1502207, 1576309, 3004414, 3152618, 6008828, 6305236, 10765283, 21530566, 43061132, 75356981, 150713962, 301427924, 721273961, 1442547922, 2885095844, 5048917727, 10097835454, 20195670908]

約数ペア:

[(1, 20195670908), (2, 10097835454), (4, 5048917727), (7, 2885095844), (14, 1442547922), (28, 721273961), (67, 301427924), (134, 150713962), (268, 75356981), (469, 43061132), (938, 21530566), (1876, 10765283), (3203, 6305236), (3361, 6008828), (6406, 3152618), (6722, 3004414), (12812, 1576309), (13444, 1502207), (22421, 900748), (23527, 858404), (44842, 450374), (47054, 429202), (89684, 225187), (94108, 214601)]