19408734

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{5209}}^1$

素因数の和:5246

約数の個数: 40

約数和(自身を含む): 45389520

約数和(自身を除く): 25980786

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 5209, 10418, 15627, 31254, 46881, 93762, 119807, 140643, 239614, 281286, 359421, 421929, 718842, 843858, 1078263, 2156526, 3234789, 6469578, 9704367, 19408734]

約数ペア:

[(1, 19408734), (2, 9704367), (3, 6469578), (6, 3234789), (9, 2156526), (18, 1078263), (23, 843858), (27, 718842), (46, 421929), (54, 359421), (69, 281286), (81, 239614), (138, 140643), (162, 119807), (207, 93762), (414, 46881), (621, 31254), (1242, 15627), (1863, 10418), (3726, 5209)]