18951093

素因数分解:

$3^2\times 7^4\times {\mathrm{877}}^1$

素因数の和:911

約数の個数: 30

約数和(自身を含む): 31970614

約数和(自身を除く): 13019521

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 877, 1029, 2401, 2631, 3087, 6139, 7203, 7893, 18417, 21609, 42973, 55251, 128919, 300811, 386757, 902433, 2105677, 2707299, 6317031, 18951093]

約数ペア:

[(1, 18951093), (3, 6317031), (7, 2707299), (9, 2105677), (21, 902433), (49, 386757), (63, 300811), (147, 128919), (343, 55251), (441, 42973), (877, 21609), (1029, 18417), (2401, 7893), (2631, 7203), (3087, 6139)]