18748935

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4832

約数の個数: 32

約数和(自身を含む): 34488000

約数和(自身を除く): 15739065

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 4789, 14367, 23945, 43101, 71835, 129303, 138881, 215505, 416643, 646515, 694405, 1249929, 2083215, 3749787, 6249645, 18748935]

約数ペア:

[(1, 18748935), (3, 6249645), (5, 3749787), (9, 2083215), (15, 1249929), (27, 694405), (29, 646515), (45, 416643), (87, 215505), (135, 138881), (145, 129303), (261, 71835), (435, 43101), (783, 23945), (1305, 14367), (3915, 4789)]