9811638

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 23443200

約数和(自身を除く): 13631562

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 73, 114, 131, 146, 171, 219, 262, 342, 393, 438, 513, 657, 786, 1026, 1179, 1314, 1387, 1971, 2358, 2489, 2774, 3537, 3942, 4161, 4978, 7074, 7467, 8322, 9563, 12483, 14934, 19126, 22401, 24966, 28689, 37449, 44802, 57378, 67203, 74898, 86067, 134406, 172134, 181697, 258201, 363394, 516402, 545091, 1090182, 1635273, 3270546, 4905819, 9811638]

約数ペア:

[(1, 9811638), (2, 4905819), (3, 3270546), (6, 1635273), (9, 1090182), (18, 545091), (19, 516402), (27, 363394), (38, 258201), (54, 181697), (57, 172134), (73, 134406), (114, 86067), (131, 74898), (146, 67203), (171, 57378), (219, 44802), (262, 37449), (342, 28689), (393, 24966), (438, 22401), (513, 19126), (657, 14934), (786, 12483), (1026, 9563), (1179, 8322), (1314, 7467), (1387, 7074), (1971, 4978), (2358, 4161), (2489, 3942), (2774, 3537)]