20495244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 61189632

約数和(自身を除く): 40694388

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 41, 42, 44, 66, 77, 82, 84, 123, 132, 154, 164, 231, 246, 287, 308, 451, 462, 492, 541, 574, 861, 902, 924, 1082, 1148, 1353, 1623, 1722, 1804, 2164, 2706, 3157, 3246, 3444, 3787, 5412, 5951, 6314, 6492, 7574, 9471, 11361, 11902, 12628, 15148, 17853, 18942, 22181, 22722, 23804, 35706, 37884, 41657, 44362, 45444, 66543, 71412, 83314, 88724, 124971, 133086, 155267, 166628, 243991, 249942, 266172, 310534, 465801, 487982, 499884, 621068, 731973, 931602, 975964, 1463946, 1707937, 1863204, 2927892, 3415874, 5123811, 6831748, 10247622, 20495244]

約数ペア:

[(1, 20495244), (2, 10247622), (3, 6831748), (4, 5123811), (6, 3415874), (7, 2927892), (11, 1863204), (12, 1707937), (14, 1463946), (21, 975964), (22, 931602), (28, 731973), (33, 621068), (41, 499884), (42, 487982), (44, 465801), (66, 310534), (77, 266172), (82, 249942), (84, 243991), (123, 166628), (132, 155267), (154, 133086), (164, 124971), (231, 88724), (246, 83314), (287, 71412), (308, 66543), (451, 45444), (462, 44362), (492, 41657), (541, 37884), (574, 35706), (861, 23804), (902, 22722), (924, 22181), (1082, 18942), (1148, 17853), (1353, 15148), (1623, 12628), (1722, 11902), (1804, 11361), (2164, 9471), (2706, 7574), (3157, 6492), (3246, 6314), (3444, 5951), (3787, 5412)]