19005755984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{14071}}^1$

素因数の和:14220

約数の個数: 80

約数和(自身を含む): 39574967040

約数和(自身を除く): 20569211056

約数列:

[1, 2, 4, 8, 16, 29, 41, 58, 71, 82, 116, 142, 164, 232, 284, 328, 464, 568, 656, 1136, 1189, 2059, 2378, 2911, 4118, 4756, 5822, 8236, 9512, 11644, 14071, 16472, 19024, 23288, 28142, 32944, 46576, 56284, 84419, 112568, 168838, 225136, 337676, 408059, 576911, 675352, 816118, 999041, 1153822, 1350704, 1632236, 1998082, 2307644, 3264472, 3996164, 4615288, 6528944, 7992328, 9230576, 15984656, 16730419, 28972189, 33460838, 40960681, 57944378, 66921676, 81921362, 115888756, 133843352, 163842724, 231777512, 267686704, 327685448, 463555024, 655370896, 1187859749, 2375719498, 4751438996, 9502877992, 19005755984]

約数ペア:

[(1, 19005755984), (2, 9502877992), (4, 4751438996), (8, 2375719498), (16, 1187859749), (29, 655370896), (41, 463555024), (58, 327685448), (71, 267686704), (82, 231777512), (116, 163842724), (142, 133843352), (164, 115888756), (232, 81921362), (284, 66921676), (328, 57944378), (464, 40960681), (568, 33460838), (656, 28972189), (1136, 16730419), (1189, 15984656), (2059, 9230576), (2378, 7992328), (2911, 6528944), (4118, 4615288), (4756, 3996164), (5822, 3264472), (8236, 2307644), (9512, 1998082), (11644, 1632236), (14071, 1350704), (16472, 1153822), (19024, 999041), (23288, 816118), (28142, 675352), (32944, 576911), (46576, 408059), (56284, 337676), (84419, 225136), (112568, 168838)]