20649755844

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{613}}^1\times {\mathrm{2381}}^1$

素因数の和:3138

約数の個数: 96

約数和(自身を含む): 54055774080

約数和(自身を除く): 33406018236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 393, 524, 613, 786, 1179, 1226, 1572, 1839, 2358, 2381, 2452, 3537, 3678, 4716, 4762, 5517, 7074, 7143, 7356, 9524, 11034, 14148, 14286, 16551, 21429, 22068, 28572, 33102, 42858, 64287, 66204, 80303, 85716, 128574, 160606, 240909, 257148, 311911, 321212, 481818, 623822, 722727, 935733, 963636, 1247644, 1445454, 1459553, 1871466, 2168181, 2807199, 2890908, 2919106, 3742932, 4336362, 4378659, 5614398, 5838212, 8421597, 8672724, 8757318, 11228796, 13135977, 16843194, 17514636, 26271954, 33686388, 39407931, 52543908, 78815862, 157631724, 191201443, 382402886, 573604329, 764805772, 1147208658, 1720812987, 2294417316, 3441625974, 5162438961, 6883251948, 10324877922, 20649755844]

約数ペア:

[(1, 20649755844), (2, 10324877922), (3, 6883251948), (4, 5162438961), (6, 3441625974), (9, 2294417316), (12, 1720812987), (18, 1147208658), (27, 764805772), (36, 573604329), (54, 382402886), (108, 191201443), (131, 157631724), (262, 78815862), (393, 52543908), (524, 39407931), (613, 33686388), (786, 26271954), (1179, 17514636), (1226, 16843194), (1572, 13135977), (1839, 11228796), (2358, 8757318), (2381, 8672724), (2452, 8421597), (3537, 5838212), (3678, 5614398), (4716, 4378659), (4762, 4336362), (5517, 3742932), (7074, 2919106), (7143, 2890908), (7356, 2807199), (9524, 2168181), (11034, 1871466), (14148, 1459553), (14286, 1445454), (16551, 1247644), (21429, 963636), (22068, 935733), (28572, 722727), (33102, 623822), (42858, 481818), (64287, 321212), (66204, 311911), (80303, 257148), (85716, 240909), (128574, 160606)]