20973834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8761}}^1$

素因数の和:8795

約数の個数: 48

約数和(自身を含む): 54674880

約数和(自身を除く): 33701046

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 8761, 17522, 26283, 52566, 61327, 78849, 122654, 157698, 166459, 183981, 332918, 367962, 499377, 551943, 998754, 1103886, 1165213, 1498131, 2330426, 2996262, 3495639, 6991278, 10486917, 20973834]

約数ペア:

[(1, 20973834), (2, 10486917), (3, 6991278), (6, 3495639), (7, 2996262), (9, 2330426), (14, 1498131), (18, 1165213), (19, 1103886), (21, 998754), (38, 551943), (42, 499377), (57, 367962), (63, 332918), (114, 183981), (126, 166459), (133, 157698), (171, 122654), (266, 78849), (342, 61327), (399, 52566), (798, 26283), (1197, 17522), (2394, 8761)]