20030122

素因数分解:

$2^1\times 7^2\times {\mathrm{313}}^1\times {\mathrm{653}}^1$

素因数の和:982

約数の個数: 24

約数和(自身を含む): 35115876

約数和(自身を除く): 15085754

約数列:

[1, 2, 7, 14, 49, 98, 313, 626, 653, 1306, 2191, 4382, 4571, 9142, 15337, 30674, 31997, 63994, 204389, 408778, 1430723, 2861446, 10015061, 20030122]

約数ペア:

[(1, 20030122), (2, 10015061), (7, 2861446), (14, 1430723), (49, 408778), (98, 204389), (313, 63994), (626, 31997), (653, 30674), (1306, 15337), (2191, 9142), (4382, 4571)]