20023988556

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{402379}}^1$

素因数の和:402439

約数の個数: 96

約数和(自身を含む): 56783865600

約数和(自身を除く): 36759877044

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 429, 572, 638, 754, 858, 957, 1131, 1276, 1508, 1716, 1914, 2262, 3828, 4147, 4524, 8294, 12441, 16588, 24882, 49764, 402379, 804758, 1207137, 1609516, 2414274, 4426169, 4828548, 5230927, 8852338, 10461854, 11668991, 13278507, 15692781, 17704676, 20923708, 23337982, 26557014, 31385562, 35006973, 46675964, 53114028, 57540197, 62771124, 70013946, 115080394, 128358901, 140027892, 151696883, 172620591, 230160788, 256717802, 303393766, 345241182, 385076703, 455090649, 513435604, 606787532, 690482364, 770153406, 910181298, 1540306812, 1668665713, 1820362596, 3337331426, 5005997139, 6674662852, 10011994278, 20023988556]

約数ペア:

[(1, 20023988556), (2, 10011994278), (3, 6674662852), (4, 5005997139), (6, 3337331426), (11, 1820362596), (12, 1668665713), (13, 1540306812), (22, 910181298), (26, 770153406), (29, 690482364), (33, 606787532), (39, 513435604), (44, 455090649), (52, 385076703), (58, 345241182), (66, 303393766), (78, 256717802), (87, 230160788), (116, 172620591), (132, 151696883), (143, 140027892), (156, 128358901), (174, 115080394), (286, 70013946), (319, 62771124), (348, 57540197), (377, 53114028), (429, 46675964), (572, 35006973), (638, 31385562), (754, 26557014), (858, 23337982), (957, 20923708), (1131, 17704676), (1276, 15692781), (1508, 13278507), (1716, 11668991), (1914, 10461854), (2262, 8852338), (3828, 5230927), (4147, 4828548), (4524, 4426169), (8294, 2414274), (12441, 1609516), (16588, 1207137), (24882, 804758), (49764, 402379)]