19161708

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 46475520

約数和(自身を除く): 27313812

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 103, 111, 148, 206, 222, 309, 412, 419, 444, 618, 838, 1236, 1257, 1676, 2514, 3811, 5028, 7622, 11433, 15244, 15503, 22866, 31006, 43157, 45732, 46509, 62012, 86314, 93018, 129471, 172628, 186036, 258942, 517884, 1596809, 3193618, 4790427, 6387236, 9580854, 19161708]

約数ペア:

[(1, 19161708), (2, 9580854), (3, 6387236), (4, 4790427), (6, 3193618), (12, 1596809), (37, 517884), (74, 258942), (103, 186036), (111, 172628), (148, 129471), (206, 93018), (222, 86314), (309, 62012), (412, 46509), (419, 45732), (444, 43157), (618, 31006), (838, 22866), (1236, 15503), (1257, 15244), (1676, 11433), (2514, 7622), (3811, 5028)]