19009966316

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1\times {\mathrm{8681}}^1$

素因数の和:9170

約数の個数: 48

約数和(自身を含む): 36642346272

約数和(自身を除く): 17632379956

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 317, 628, 634, 1268, 1727, 3454, 3487, 6908, 6974, 8681, 13948, 17362, 34724, 49769, 95491, 99538, 190982, 199076, 381964, 547459, 1094918, 1362917, 2189836, 2725834, 2751877, 5451668, 5503754, 11007508, 14992087, 29984174, 30270647, 59968348, 60541294, 121082588, 432044689, 864089378, 1728178756, 4752491579, 9504983158, 19009966316]

約数ペア:

[(1, 19009966316), (2, 9504983158), (4, 4752491579), (11, 1728178756), (22, 864089378), (44, 432044689), (157, 121082588), (314, 60541294), (317, 59968348), (628, 30270647), (634, 29984174), (1268, 14992087), (1727, 11007508), (3454, 5503754), (3487, 5451668), (6908, 2751877), (6974, 2725834), (8681, 2189836), (13948, 1362917), (17362, 1094918), (34724, 547459), (49769, 381964), (95491, 199076), (99538, 190982)]