1905906163572

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{281}}^1\times {\mathrm{1438207}}^1$

素因数の和:1438629

約数の個数: 72

約数和(自身を含む): 4871762767872

約数和(自身を除く): 2965856604300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 281, 393, 524, 562, 786, 843, 1124, 1179, 1572, 1686, 2358, 2529, 3372, 4716, 5058, 10116, 36811, 73622, 110433, 147244, 220866, 331299, 441732, 662598, 1325196, 1438207, 2876414, 4314621, 5752828, 8629242, 12943863, 17258484, 25887726, 51775452, 188405117, 376810234, 404136167, 565215351, 753620468, 808272334, 1130430702, 1212408501, 1616544668, 1695646053, 2260861404, 2424817002, 3391292106, 3637225503, 4849634004, 6782584212, 7274451006, 14548902012, 52941837877, 105883675754, 158825513631, 211767351508, 317651027262, 476476540893, 635302054524, 952953081786, 1905906163572]

約数ペア:

[(1, 1905906163572), (2, 952953081786), (3, 635302054524), (4, 476476540893), (6, 317651027262), (9, 211767351508), (12, 158825513631), (18, 105883675754), (36, 52941837877), (131, 14548902012), (262, 7274451006), (281, 6782584212), (393, 4849634004), (524, 3637225503), (562, 3391292106), (786, 2424817002), (843, 2260861404), (1124, 1695646053), (1179, 1616544668), (1572, 1212408501), (1686, 1130430702), (2358, 808272334), (2529, 753620468), (3372, 565215351), (4716, 404136167), (5058, 376810234), (10116, 188405117), (36811, 51775452), (73622, 25887726), (110433, 17258484), (147244, 12943863), (220866, 8629242), (331299, 5752828), (441732, 4314621), (662598, 2876414), (1325196, 1438207)]