19973165784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{86861}}^1$

素因数の和:86961

約数の個数: 128

約数和(自身を含む): 59538689280

約数和(自身を除く): 39565523496

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 67, 78, 88, 104, 132, 134, 143, 156, 201, 264, 268, 286, 312, 402, 429, 536, 572, 737, 804, 858, 871, 1144, 1474, 1608, 1716, 1742, 2211, 2613, 2948, 3432, 3484, 4422, 5226, 5896, 6968, 8844, 9581, 10452, 17688, 19162, 20904, 28743, 38324, 57486, 76648, 86861, 114972, 173722, 229944, 260583, 347444, 521166, 694888, 955471, 1042332, 1129193, 1910942, 2084664, 2258386, 2866413, 3387579, 3821884, 4516772, 5732826, 5819687, 6775158, 7643768, 9033544, 11465652, 11639374, 12421123, 13550316, 17459061, 22931304, 23278748, 24842246, 27100632, 34918122, 37263369, 46557496, 49684492, 64016557, 69836244, 74526738, 75655931, 99368984, 128033114, 139672488, 149053476, 151311862, 192049671, 226967793, 256066228, 298106952, 302623724, 384099342, 453935586, 512132456, 605247448, 768198684, 832215241, 907871172, 1536397368, 1664430482, 1815742344, 2496645723, 3328860964, 4993291446, 6657721928, 9986582892, 19973165784]

約数ペア:

[(1, 19973165784), (2, 9986582892), (3, 6657721928), (4, 4993291446), (6, 3328860964), (8, 2496645723), (11, 1815742344), (12, 1664430482), (13, 1536397368), (22, 907871172), (24, 832215241), (26, 768198684), (33, 605247448), (39, 512132456), (44, 453935586), (52, 384099342), (66, 302623724), (67, 298106952), (78, 256066228), (88, 226967793), (104, 192049671), (132, 151311862), (134, 149053476), (143, 139672488), (156, 128033114), (201, 99368984), (264, 75655931), (268, 74526738), (286, 69836244), (312, 64016557), (402, 49684492), (429, 46557496), (536, 37263369), (572, 34918122), (737, 27100632), (804, 24842246), (858, 23278748), (871, 22931304), (1144, 17459061), (1474, 13550316), (1608, 12421123), (1716, 11639374), (1742, 11465652), (2211, 9033544), (2613, 7643768), (2948, 6775158), (3432, 5819687), (3484, 5732826), (4422, 4516772), (5226, 3821884), (5896, 3387579), (6968, 2866413), (8844, 2258386), (9581, 2084664), (10452, 1910942), (17688, 1129193), (19162, 1042332), (20904, 955471), (28743, 694888), (38324, 521166), (57486, 347444), (76648, 260583), (86861, 229944), (114972, 173722)]