20171946832

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{1657}}^1$

素因数の和:1940

約数の個数: 80

約数和(自身を含む): 40411163520

約数和(自身を除く): 20239216688

約数列:

[1, 2, 4, 8, 16, 83, 89, 103, 166, 178, 206, 332, 356, 412, 664, 712, 824, 1328, 1424, 1648, 1657, 3314, 6628, 7387, 8549, 9167, 13256, 14774, 17098, 18334, 26512, 29548, 34196, 36668, 59096, 68392, 73336, 118192, 136784, 137531, 146672, 147473, 170671, 275062, 294946, 341342, 550124, 589892, 682684, 760861, 1100248, 1179784, 1365368, 1521722, 2200496, 2359568, 2730736, 3043444, 6086888, 12173776, 12240259, 14165693, 15189719, 24480518, 28331386, 30379438, 48961036, 56662772, 60758876, 97922072, 113325544, 121517752, 195844144, 226651088, 243035504, 1260746677, 2521493354, 5042986708, 10085973416, 20171946832]

約数ペア:

[(1, 20171946832), (2, 10085973416), (4, 5042986708), (8, 2521493354), (16, 1260746677), (83, 243035504), (89, 226651088), (103, 195844144), (166, 121517752), (178, 113325544), (206, 97922072), (332, 60758876), (356, 56662772), (412, 48961036), (664, 30379438), (712, 28331386), (824, 24480518), (1328, 15189719), (1424, 14165693), (1648, 12240259), (1657, 12173776), (3314, 6086888), (6628, 3043444), (7387, 2730736), (8549, 2359568), (9167, 2200496), (13256, 1521722), (14774, 1365368), (17098, 1179784), (18334, 1100248), (26512, 760861), (29548, 682684), (34196, 589892), (36668, 550124), (59096, 341342), (68392, 294946), (73336, 275062), (118192, 170671), (136784, 147473), (137531, 146672)]