20205653713

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 24820992000

約数和(自身を除く): 4615338287

約数列:

[1, 7, 37, 59, 83, 89, 179, 259, 413, 581, 623, 1253, 2183, 3071, 3293, 4897, 5251, 6623, 7387, 10561, 14857, 15281, 15931, 21497, 23051, 34279, 36757, 46361, 51709, 73927, 103999, 111517, 181189, 194287, 273319, 390757, 435833, 549709, 589447, 876563, 939929, 1268323, 1322273, 1360009, 1913233, 2735299, 3050831, 3847963, 4126129, 6135941, 6579503, 9255911, 16125821, 32432831, 34777373, 48924101, 78014107, 112880747, 227029817, 243441611, 342468707, 546098749, 2886521959, 20205653713]

約数ペア:

[(1, 20205653713), (7, 2886521959), (37, 546098749), (59, 342468707), (83, 243441611), (89, 227029817), (179, 112880747), (259, 78014107), (413, 48924101), (581, 34777373), (623, 32432831), (1253, 16125821), (2183, 9255911), (3071, 6579503), (3293, 6135941), (4897, 4126129), (5251, 3847963), (6623, 3050831), (7387, 2735299), (10561, 1913233), (14857, 1360009), (15281, 1322273), (15931, 1268323), (21497, 939929), (23051, 876563), (34279, 589447), (36757, 549709), (46361, 435833), (51709, 390757), (73927, 273319), (103999, 194287), (111517, 181189)]