20172052012

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{4507}}^1$

素因数の和:4763

約数の個数: 96

約数和(自身を含む): 43623014400

約数和(自身を除く): 23450962388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 47, 76, 94, 133, 179, 188, 266, 329, 358, 532, 658, 716, 893, 1253, 1316, 1786, 2506, 3401, 3572, 4507, 5012, 6251, 6802, 8413, 9014, 12502, 13604, 16826, 18028, 23807, 25004, 31549, 33652, 47614, 58891, 63098, 85633, 95228, 117782, 126196, 159847, 171266, 211829, 235564, 319694, 342532, 423658, 599431, 639388, 806753, 847316, 1118929, 1198862, 1482803, 1613506, 2237858, 2397724, 2965606, 3227012, 4024751, 4475716, 5647271, 5931212, 8049502, 11294542, 15328307, 16099004, 22589084, 28173257, 30656614, 37917391, 56346514, 61313228, 75834782, 107298149, 112693028, 151669564, 214596298, 265421737, 429192596, 530843474, 720430429, 1061686948, 1440860858, 2881721716, 5043013003, 10086026006, 20172052012]

約数ペア:

[(1, 20172052012), (2, 10086026006), (4, 5043013003), (7, 2881721716), (14, 1440860858), (19, 1061686948), (28, 720430429), (38, 530843474), (47, 429192596), (76, 265421737), (94, 214596298), (133, 151669564), (179, 112693028), (188, 107298149), (266, 75834782), (329, 61313228), (358, 56346514), (532, 37917391), (658, 30656614), (716, 28173257), (893, 22589084), (1253, 16099004), (1316, 15328307), (1786, 11294542), (2506, 8049502), (3401, 5931212), (3572, 5647271), (4507, 4475716), (5012, 4024751), (6251, 3227012), (6802, 2965606), (8413, 2397724), (9014, 2237858), (12502, 1613506), (13604, 1482803), (16826, 1198862), (18028, 1118929), (23807, 847316), (25004, 806753), (31549, 639388), (33652, 599431), (47614, 423658), (58891, 342532), (63098, 319694), (85633, 235564), (95228, 211829), (117782, 171266), (126196, 159847)]