18842107024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1\times {\mathrm{2267}}^1$

素因数の和:3608

約数の個数: 80

約数和(自身を含む): 40632399360

約数和(自身を除く): 21790292336

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1289, 1612, 2267, 2578, 3224, 4534, 5156, 6448, 9068, 10312, 16757, 18136, 20624, 29471, 33514, 36272, 39959, 58942, 67028, 70277, 79918, 117884, 134056, 140554, 159836, 235768, 268112, 281108, 319672, 471536, 519467, 562216, 639344, 913601, 1038934, 1124432, 1827202, 2077868, 2922163, 3654404, 4155736, 5844326, 7308808, 8311472, 11688652, 14617616, 23377304, 37988119, 46754608, 75976238, 90587053, 151952476, 181174106, 303904952, 362348212, 607809904, 724696424, 1177631689, 1449392848, 2355263378, 4710526756, 9421053512, 18842107024]

約数ペア:

[(1, 18842107024), (2, 9421053512), (4, 4710526756), (8, 2355263378), (13, 1449392848), (16, 1177631689), (26, 724696424), (31, 607809904), (52, 362348212), (62, 303904952), (104, 181174106), (124, 151952476), (208, 90587053), (248, 75976238), (403, 46754608), (496, 37988119), (806, 23377304), (1289, 14617616), (1612, 11688652), (2267, 8311472), (2578, 7308808), (3224, 5844326), (4534, 4155736), (5156, 3654404), (6448, 2922163), (9068, 2077868), (10312, 1827202), (16757, 1124432), (18136, 1038934), (20624, 913601), (29471, 639344), (33514, 562216), (36272, 519467), (39959, 471536), (58942, 319672), (67028, 281108), (70277, 268112), (79918, 235768), (117884, 159836), (134056, 140554)]