20724331316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{439}}^1\times {\mathrm{3767}}^1$

素因数の和:4464

約数の個数: 48

約数和(自身を含む): 39319230720

約数和(自身を除く): 18594899404

約数列:

[1, 2, 4, 13, 26, 52, 241, 439, 482, 878, 964, 1756, 3133, 3767, 5707, 6266, 7534, 11414, 12532, 15068, 22828, 48971, 97942, 105799, 195884, 211598, 423196, 907847, 1375387, 1653713, 1815694, 2750774, 3307426, 3631388, 5501548, 6614852, 11802011, 21498269, 23604022, 42996538, 47208044, 85993076, 398544833, 797089666, 1594179332, 5181082829, 10362165658, 20724331316]

約数ペア:

[(1, 20724331316), (2, 10362165658), (4, 5181082829), (13, 1594179332), (26, 797089666), (52, 398544833), (241, 85993076), (439, 47208044), (482, 42996538), (878, 23604022), (964, 21498269), (1756, 11802011), (3133, 6614852), (3767, 5501548), (5707, 3631388), (6266, 3307426), (7534, 2750774), (11414, 1815694), (12532, 1653713), (15068, 1375387), (22828, 907847), (48971, 423196), (97942, 211598), (105799, 195884)]