18896958

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 48

約数和(自身を含む): 42194880

約数和(自身を除く): 23297922

約数列:

[1, 2, 3, 6, 9, 18, 79, 97, 137, 158, 194, 237, 274, 291, 411, 474, 582, 711, 822, 873, 1233, 1422, 1746, 2466, 7663, 10823, 13289, 15326, 21646, 22989, 26578, 32469, 39867, 45978, 64938, 68967, 79734, 97407, 119601, 137934, 194814, 239202, 1049831, 2099662, 3149493, 6298986, 9448479, 18896958]

約数ペア:

[(1, 18896958), (2, 9448479), (3, 6298986), (6, 3149493), (9, 2099662), (18, 1049831), (79, 239202), (97, 194814), (137, 137934), (158, 119601), (194, 97407), (237, 79734), (274, 68967), (291, 64938), (411, 45978), (474, 39867), (582, 32469), (711, 26578), (822, 22989), (873, 21646), (1233, 15326), (1422, 13289), (1746, 10823), (2466, 7663)]