20165170352

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{839}}^1$

素因数の和:1194

約数の個数: 80

約数和(自身を含む): 40159929600

約数和(自身を除く): 19994759248

約数列:

[1, 2, 4, 8, 16, 101, 107, 139, 202, 214, 278, 404, 428, 556, 808, 839, 856, 1112, 1616, 1678, 1712, 2224, 3356, 6712, 10807, 13424, 14039, 14873, 21614, 28078, 29746, 43228, 56156, 59492, 84739, 86456, 89773, 112312, 116621, 118984, 169478, 172912, 179546, 224624, 233242, 237968, 338956, 359092, 466484, 677912, 718184, 932968, 1355824, 1436368, 1502173, 1865936, 3004346, 6008692, 9067073, 11778721, 12017384, 12478447, 18134146, 23557442, 24034768, 24956894, 36268292, 47114884, 49913788, 72536584, 94229768, 99827576, 145073168, 188459536, 199655152, 1260323147, 2520646294, 5041292588, 10082585176, 20165170352]

約数ペア:

[(1, 20165170352), (2, 10082585176), (4, 5041292588), (8, 2520646294), (16, 1260323147), (101, 199655152), (107, 188459536), (139, 145073168), (202, 99827576), (214, 94229768), (278, 72536584), (404, 49913788), (428, 47114884), (556, 36268292), (808, 24956894), (839, 24034768), (856, 23557442), (1112, 18134146), (1616, 12478447), (1678, 12017384), (1712, 11778721), (2224, 9067073), (3356, 6008692), (6712, 3004346), (10807, 1865936), (13424, 1502173), (14039, 1436368), (14873, 1355824), (21614, 932968), (28078, 718184), (29746, 677912), (43228, 466484), (56156, 359092), (59492, 338956), (84739, 237968), (86456, 233242), (89773, 224624), (112312, 179546), (116621, 172912), (118984, 169478)]