1972998

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:674

約数の個数: 40

約数和(自身を含む): 4660920

約数和(自身を除く): 2687922

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 641, 1026, 1282, 1539, 1923, 3078, 3846, 5769, 11538, 12179, 17307, 24358, 34614, 36537, 51921, 73074, 103842, 109611, 219222, 328833, 657666, 986499, 1972998]

約数ペア:

[(1, 1972998), (2, 986499), (3, 657666), (6, 328833), (9, 219222), (18, 109611), (19, 103842), (27, 73074), (38, 51921), (54, 36537), (57, 34614), (81, 24358), (114, 17307), (162, 12179), (171, 11538), (342, 5769), (513, 3846), (641, 3078), (1026, 1923), (1282, 1539)]