19289628

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{733}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 52900848

約数和(自身を除く): 33611220

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 733, 774, 1462, 1466, 1548, 2193, 2199, 2924, 2932, 4386, 4398, 6579, 6597, 8772, 8796, 12461, 13158, 13194, 24922, 26316, 26388, 31519, 37383, 49844, 63038, 74766, 94557, 112149, 126076, 149532, 189114, 224298, 283671, 378228, 448596, 535823, 567342, 1071646, 1134684, 1607469, 2143292, 3214938, 4822407, 6429876, 9644814, 19289628]

約数ペア:

[(1, 19289628), (2, 9644814), (3, 6429876), (4, 4822407), (6, 3214938), (9, 2143292), (12, 1607469), (17, 1134684), (18, 1071646), (34, 567342), (36, 535823), (43, 448596), (51, 378228), (68, 283671), (86, 224298), (102, 189114), (129, 149532), (153, 126076), (172, 112149), (204, 94557), (258, 74766), (306, 63038), (387, 49844), (516, 37383), (612, 31519), (731, 26388), (733, 26316), (774, 24922), (1462, 13194), (1466, 13158), (1548, 12461), (2193, 8796), (2199, 8772), (2924, 6597), (2932, 6579), (4386, 4398)]