20945034

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 52202880

約数和(自身を除く): 31257846

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 37, 54, 66, 74, 99, 111, 198, 222, 297, 333, 407, 594, 666, 814, 953, 999, 1221, 1906, 1998, 2442, 2859, 3663, 5718, 7326, 8577, 10483, 10989, 17154, 20966, 21978, 25731, 31449, 35261, 51462, 62898, 70522, 94347, 105783, 188694, 211566, 283041, 317349, 387871, 566082, 634698, 775742, 952047, 1163613, 1904094, 2327226, 3490839, 6981678, 10472517, 20945034]

約数ペア:

[(1, 20945034), (2, 10472517), (3, 6981678), (6, 3490839), (9, 2327226), (11, 1904094), (18, 1163613), (22, 952047), (27, 775742), (33, 634698), (37, 566082), (54, 387871), (66, 317349), (74, 283041), (99, 211566), (111, 188694), (198, 105783), (222, 94347), (297, 70522), (333, 62898), (407, 51462), (594, 35261), (666, 31449), (814, 25731), (953, 21978), (999, 20966), (1221, 17154), (1906, 10989), (1998, 10483), (2442, 8577), (2859, 7326), (3663, 5718)]