19381536

素因数分解:

$2^5\times 3^2\times {\mathrm{173}}^1\times {\mathrm{389}}^1$

素因数の和:578

約数の個数: 72

約数和(自身を含む): 55577340

約数和(自身を除く): 36195804

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 173, 288, 346, 389, 519, 692, 778, 1038, 1167, 1384, 1556, 1557, 2076, 2334, 2768, 3112, 3114, 3501, 4152, 4668, 5536, 6224, 6228, 7002, 8304, 9336, 12448, 12456, 14004, 16608, 18672, 24912, 28008, 37344, 49824, 56016, 67297, 112032, 134594, 201891, 269188, 403782, 538376, 605673, 807564, 1076752, 1211346, 1615128, 2153504, 2422692, 3230256, 4845384, 6460512, 9690768, 19381536]

約数ペア:

[(1, 19381536), (2, 9690768), (3, 6460512), (4, 4845384), (6, 3230256), (8, 2422692), (9, 2153504), (12, 1615128), (16, 1211346), (18, 1076752), (24, 807564), (32, 605673), (36, 538376), (48, 403782), (72, 269188), (96, 201891), (144, 134594), (173, 112032), (288, 67297), (346, 56016), (389, 49824), (519, 37344), (692, 28008), (778, 24912), (1038, 18672), (1167, 16608), (1384, 14004), (1556, 12456), (1557, 12448), (2076, 9336), (2334, 8304), (2768, 7002), (3112, 6228), (3114, 6224), (3501, 5536), (4152, 4668)]