18939924

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{5209}}^1$

素因数の和:5320

約数の個数: 36

約数和(自身を含む): 48359220

約数和(自身を除く): 29419296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 5209, 10418, 15627, 20836, 31254, 46881, 62508, 93762, 187524, 526109, 1052218, 1578327, 2104436, 3156654, 4734981, 6313308, 9469962, 18939924]

約数ペア:

[(1, 18939924), (2, 9469962), (3, 6313308), (4, 4734981), (6, 3156654), (9, 2104436), (12, 1578327), (18, 1052218), (36, 526109), (101, 187524), (202, 93762), (303, 62508), (404, 46881), (606, 31254), (909, 20836), (1212, 15627), (1818, 10418), (3636, 5209)]