20161255785

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1\times {\mathrm{5569}}^1$

素因数の和:6218

約数の個数: 64

約数和(自身を含む): 36209099520

約数和(自身を除く): 16047843735

約数列:

[1, 3, 5, 11, 15, 33, 37, 55, 111, 165, 185, 407, 555, 593, 1221, 1779, 2035, 2965, 5569, 6105, 6523, 8895, 16707, 19569, 21941, 27845, 32615, 61259, 65823, 83535, 97845, 109705, 183777, 206053, 241351, 306295, 329115, 618159, 724053, 918885, 1030265, 1206755, 2266583, 3090795, 3302417, 3620265, 6799749, 9907251, 11332915, 16512085, 33998745, 36326587, 49536255, 108979761, 122189429, 181632935, 366568287, 544898805, 610947145, 1344083719, 1832841435, 4032251157, 6720418595, 20161255785]

約数ペア:

[(1, 20161255785), (3, 6720418595), (5, 4032251157), (11, 1832841435), (15, 1344083719), (33, 610947145), (37, 544898805), (55, 366568287), (111, 181632935), (165, 122189429), (185, 108979761), (407, 49536255), (555, 36326587), (593, 33998745), (1221, 16512085), (1779, 11332915), (2035, 9907251), (2965, 6799749), (5569, 3620265), (6105, 3302417), (6523, 3090795), (8895, 2266583), (16707, 1206755), (19569, 1030265), (21941, 918885), (27845, 724053), (32615, 618159), (61259, 329115), (65823, 306295), (83535, 241351), (97845, 206053), (109705, 183777)]