16891938

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1697}}^1$

素因数の和:1791

約数の個数: 48

約数和(自身を含む): 42382080

約数和(自身を除く): 25490142

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 1697, 3318, 3394, 4977, 5091, 9954, 10182, 11879, 15273, 23758, 30546, 35637, 71274, 106911, 134063, 213822, 268126, 402189, 804378, 938441, 1206567, 1876882, 2413134, 2815323, 5630646, 8445969, 16891938]

約数ペア:

[(1, 16891938), (2, 8445969), (3, 5630646), (6, 2815323), (7, 2413134), (9, 1876882), (14, 1206567), (18, 938441), (21, 804378), (42, 402189), (63, 268126), (79, 213822), (126, 134063), (158, 106911), (237, 71274), (474, 35637), (553, 30546), (711, 23758), (1106, 15273), (1422, 11879), (1659, 10182), (1697, 9954), (3318, 5091), (3394, 4977)]