20805092

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 46878720

約数和(自身を除く): 26073628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2179, 2387, 4358, 4774, 8716, 9548, 15253, 23969, 30506, 47938, 61012, 67549, 95876, 135098, 167783, 270196, 335566, 472843, 671132, 743039, 945686, 1486078, 1891372, 2972156, 5201273, 10402546, 20805092]

約数ペア:

[(1, 20805092), (2, 10402546), (4, 5201273), (7, 2972156), (11, 1891372), (14, 1486078), (22, 945686), (28, 743039), (31, 671132), (44, 472843), (62, 335566), (77, 270196), (124, 167783), (154, 135098), (217, 95876), (308, 67549), (341, 61012), (434, 47938), (682, 30506), (868, 23969), (1364, 15253), (2179, 9548), (2387, 8716), (4358, 4774)]