19956426

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{9697}}^1$

素因数の和:9723

約数の個数: 32

約数和(自身を含む): 46550400

約数和(自身を除く): 26593974

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 9697, 19394, 29091, 58182, 67879, 135758, 203637, 407274, 475153, 950306, 1425459, 2850918, 3326071, 6652142, 9978213, 19956426]

約数ペア:

[(1, 19956426), (2, 9978213), (3, 6652142), (6, 3326071), (7, 2850918), (14, 1425459), (21, 950306), (42, 475153), (49, 407274), (98, 203637), (147, 135758), (294, 67879), (343, 58182), (686, 29091), (1029, 19394), (2058, 9697)]