17885916

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 48339200

約数和(自身を除く): 30453284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 79, 114, 158, 171, 228, 237, 316, 331, 342, 474, 662, 684, 711, 948, 993, 1324, 1422, 1501, 1986, 2844, 2979, 3002, 3972, 4503, 5958, 6004, 6289, 9006, 11916, 12578, 13509, 18012, 18867, 25156, 26149, 27018, 37734, 52298, 54036, 56601, 75468, 78447, 104596, 113202, 156894, 226404, 235341, 313788, 470682, 496831, 941364, 993662, 1490493, 1987324, 2980986, 4471479, 5961972, 8942958, 17885916]

約数ペア:

[(1, 17885916), (2, 8942958), (3, 5961972), (4, 4471479), (6, 2980986), (9, 1987324), (12, 1490493), (18, 993662), (19, 941364), (36, 496831), (38, 470682), (57, 313788), (76, 235341), (79, 226404), (114, 156894), (158, 113202), (171, 104596), (228, 78447), (237, 75468), (316, 56601), (331, 54036), (342, 52298), (474, 37734), (662, 27018), (684, 26149), (711, 25156), (948, 18867), (993, 18012), (1324, 13509), (1422, 12578), (1501, 11916), (1986, 9006), (2844, 6289), (2979, 6004), (3002, 5958), (3972, 4503)]