20075321844

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{19843}}^1$

素因数の和:20189

約数の個数: 72

約数和(自身を含む): 51357065760

約数和(自身を除く): 31281743916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 179, 314, 358, 471, 537, 628, 716, 942, 1074, 1413, 1611, 1884, 2148, 2826, 3222, 5652, 6444, 19843, 28103, 39686, 56206, 59529, 79372, 84309, 112412, 119058, 168618, 178587, 238116, 252927, 337236, 357174, 505854, 714348, 1011708, 3115351, 3551897, 6230702, 7103794, 9346053, 10655691, 12461404, 14207588, 18692106, 21311382, 28038159, 31967073, 37384212, 42622764, 56076318, 63934146, 112152636, 127868292, 557647829, 1115295658, 1672943487, 2230591316, 3345886974, 5018830461, 6691773948, 10037660922, 20075321844]

約数ペア:

[(1, 20075321844), (2, 10037660922), (3, 6691773948), (4, 5018830461), (6, 3345886974), (9, 2230591316), (12, 1672943487), (18, 1115295658), (36, 557647829), (157, 127868292), (179, 112152636), (314, 63934146), (358, 56076318), (471, 42622764), (537, 37384212), (628, 31967073), (716, 28038159), (942, 21311382), (1074, 18692106), (1413, 14207588), (1611, 12461404), (1884, 10655691), (2148, 9346053), (2826, 7103794), (3222, 6230702), (5652, 3551897), (6444, 3115351), (19843, 1011708), (28103, 714348), (39686, 505854), (56206, 357174), (59529, 337236), (79372, 252927), (84309, 238116), (112412, 178587), (119058, 168618)]