20789725782

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1459}}^1\times {\mathrm{2851}}^1$

素因数の和:4346

約数の個数: 96

約数和(自身を含む): 51266183040

約数和(自身を除く): 30476457258

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1459, 1666, 2499, 2851, 2918, 4377, 4998, 5702, 8553, 8754, 10213, 17106, 19957, 20426, 24803, 30639, 39914, 48467, 49606, 59871, 61278, 71491, 74409, 96934, 119742, 139699, 142982, 145401, 148818, 173621, 214473, 279398, 290802, 339269, 347242, 419097, 428946, 520863, 678538, 838194, 1017807, 1041726, 1215347, 2035614, 2374883, 2430694, 3646041, 4159609, 4749766, 7124649, 7292082, 8319218, 12478827, 14249298, 24957654, 29117263, 58234526, 70713353, 87351789, 141426706, 174703578, 203820841, 212140059, 407641682, 424280118, 494993471, 611462523, 989986942, 1222925046, 1484980413, 2969960826, 3464954297, 6929908594, 10394862891, 20789725782]

約数ペア:

[(1, 20789725782), (2, 10394862891), (3, 6929908594), (6, 3464954297), (7, 2969960826), (14, 1484980413), (17, 1222925046), (21, 989986942), (34, 611462523), (42, 494993471), (49, 424280118), (51, 407641682), (98, 212140059), (102, 203820841), (119, 174703578), (147, 141426706), (238, 87351789), (294, 70713353), (357, 58234526), (714, 29117263), (833, 24957654), (1459, 14249298), (1666, 12478827), (2499, 8319218), (2851, 7292082), (2918, 7124649), (4377, 4749766), (4998, 4159609), (5702, 3646041), (8553, 2430694), (8754, 2374883), (10213, 2035614), (17106, 1215347), (19957, 1041726), (20426, 1017807), (24803, 838194), (30639, 678538), (39914, 520863), (48467, 428946), (49606, 419097), (59871, 347242), (61278, 339269), (71491, 290802), (74409, 279398), (96934, 214473), (119742, 173621), (139699, 148818), (142982, 145401)]