1905912

素因数分解:

$2^3\times 3^2\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 5232240

約数和(自身を除く): 3326328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 103, 206, 257, 309, 412, 514, 618, 771, 824, 927, 1028, 1236, 1542, 1854, 2056, 2313, 2472, 3084, 3708, 4626, 6168, 7416, 9252, 18504, 26471, 52942, 79413, 105884, 158826, 211768, 238239, 317652, 476478, 635304, 952956, 1905912]

約数ペア:

[(1, 1905912), (2, 952956), (3, 635304), (4, 476478), (6, 317652), (8, 238239), (9, 211768), (12, 158826), (18, 105884), (24, 79413), (36, 52942), (72, 26471), (103, 18504), (206, 9252), (257, 7416), (309, 6168), (412, 4626), (514, 3708), (618, 3084), (771, 2472), (824, 2313), (927, 2056), (1028, 1854), (1236, 1542)]