20349612

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 72

約数和(自身を含む): 55862352

約数和(自身を除く): 35512740

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 41, 51, 68, 82, 102, 123, 153, 164, 204, 246, 306, 369, 492, 612, 697, 738, 811, 1394, 1476, 1622, 2091, 2433, 2788, 3244, 4182, 4866, 6273, 7299, 8364, 9732, 12546, 13787, 14598, 25092, 27574, 29196, 33251, 41361, 55148, 66502, 82722, 99753, 124083, 133004, 165444, 199506, 248166, 299259, 399012, 496332, 565267, 598518, 1130534, 1197036, 1695801, 2261068, 3391602, 5087403, 6783204, 10174806, 20349612]

約数ペア:

[(1, 20349612), (2, 10174806), (3, 6783204), (4, 5087403), (6, 3391602), (9, 2261068), (12, 1695801), (17, 1197036), (18, 1130534), (34, 598518), (36, 565267), (41, 496332), (51, 399012), (68, 299259), (82, 248166), (102, 199506), (123, 165444), (153, 133004), (164, 124083), (204, 99753), (246, 82722), (306, 66502), (369, 55148), (492, 41361), (612, 33251), (697, 29196), (738, 27574), (811, 25092), (1394, 14598), (1476, 13787), (1622, 12546), (2091, 9732), (2433, 8364), (2788, 7299), (3244, 6273), (4182, 4866)]