13481982

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 31200000

約数和(自身を除く): 17718018

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 79, 114, 158, 171, 237, 342, 474, 499, 711, 998, 1422, 1497, 1501, 2994, 3002, 4491, 4503, 8982, 9006, 9481, 13509, 18962, 27018, 28443, 39421, 56886, 78842, 85329, 118263, 170658, 236526, 354789, 709578, 748999, 1497998, 2246997, 4493994, 6740991, 13481982]

約数ペア:

[(1, 13481982), (2, 6740991), (3, 4493994), (6, 2246997), (9, 1497998), (18, 748999), (19, 709578), (38, 354789), (57, 236526), (79, 170658), (114, 118263), (158, 85329), (171, 78842), (237, 56886), (342, 39421), (474, 28443), (499, 27018), (711, 18962), (998, 13509), (1422, 9481), (1497, 9006), (1501, 8982), (2994, 4503), (3002, 4491)]