19631825

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 25310880

約数和(自身を除く): 5679055

約数列:

[1, 5, 25, 41, 107, 179, 205, 535, 895, 1025, 2675, 4387, 4475, 7339, 19153, 21935, 36695, 95765, 109675, 183475, 478825, 785273, 3926365, 19631825]

約数ペア:

[(1, 19631825), (5, 3926365), (25, 785273), (41, 478825), (107, 183475), (179, 109675), (205, 95765), (535, 36695), (895, 21935), (1025, 19153), (2675, 7339), (4387, 4475)]