20102884557

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{78977}}^1$

素因数の和:79058

約数の個数: 64

約数和(自身を含む): 34937339904

約数和(自身を除く): 14834455347

約数列:

[1, 3, 7, 17, 21, 23, 31, 51, 69, 93, 119, 161, 217, 357, 391, 483, 527, 651, 713, 1173, 1581, 2139, 2737, 3689, 4991, 8211, 11067, 12121, 14973, 36363, 78977, 84847, 236931, 254541, 552839, 1342609, 1658517, 1816471, 2448287, 4027827, 5449413, 7344861, 9398263, 12715297, 17138009, 28194789, 30880007, 38145891, 41620879, 51414027, 56310601, 92640021, 124862637, 168931803, 216160049, 291346153, 394174207, 648480147, 874038459, 957280217, 1182522621, 2871840651, 6700961519, 20102884557]

約数ペア:

[(1, 20102884557), (3, 6700961519), (7, 2871840651), (17, 1182522621), (21, 957280217), (23, 874038459), (31, 648480147), (51, 394174207), (69, 291346153), (93, 216160049), (119, 168931803), (161, 124862637), (217, 92640021), (357, 56310601), (391, 51414027), (483, 41620879), (527, 38145891), (651, 30880007), (713, 28194789), (1173, 17138009), (1581, 12715297), (2139, 9398263), (2737, 7344861), (3689, 5449413), (4991, 4027827), (8211, 2448287), (11067, 1816471), (12121, 1658517), (14973, 1342609), (36363, 552839), (78977, 254541), (84847, 236931)]