20123077695

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{3911191}}^1$

素因数の和:3911220

約数の個数: 32

約数和(自身を含む): 37547443200

約数和(自身を除く): 17424365505

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 3911191, 11733573, 19555955, 27378337, 58667865, 82135011, 136891685, 191648359, 410675055, 574945077, 958241795, 1341538513, 2874725385, 4024615539, 6707692565, 20123077695]

約数ペア:

[(1, 20123077695), (3, 6707692565), (5, 4024615539), (7, 2874725385), (15, 1341538513), (21, 958241795), (35, 574945077), (49, 410675055), (105, 191648359), (147, 136891685), (245, 82135011), (343, 58667865), (735, 27378337), (1029, 19555955), (1715, 11733573), (5145, 3911191)]