19936546

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 36450432

約数和(自身を除く): 16513886

約数列:

[1, 2, 7, 14, 17, 34, 119, 211, 238, 397, 422, 794, 1477, 2779, 2954, 3587, 5558, 6749, 7174, 13498, 25109, 47243, 50218, 83767, 94486, 167534, 586369, 1172738, 1424039, 2848078, 9968273, 19936546]

約数ペア:

[(1, 19936546), (2, 9968273), (7, 2848078), (14, 1424039), (17, 1172738), (34, 586369), (119, 167534), (211, 94486), (238, 83767), (397, 50218), (422, 47243), (794, 25109), (1477, 13498), (2779, 7174), (2954, 6749), (3587, 5558)]