20537784

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15013}}^1$

素因数の和:15044

約数の個数: 48

約数和(自身を含む): 58554600

約数和(自身を除く): 38016816

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15013, 30026, 45039, 60052, 90078, 120104, 135117, 180156, 270234, 285247, 360312, 540468, 570494, 855741, 1080936, 1140988, 1711482, 2281976, 2567223, 3422964, 5134446, 6845928, 10268892, 20537784]

約数ペア:

[(1, 20537784), (2, 10268892), (3, 6845928), (4, 5134446), (6, 3422964), (8, 2567223), (9, 2281976), (12, 1711482), (18, 1140988), (19, 1080936), (24, 855741), (36, 570494), (38, 540468), (57, 360312), (72, 285247), (76, 270234), (114, 180156), (152, 135117), (171, 120104), (228, 90078), (342, 60052), (456, 45039), (684, 30026), (1368, 15013)]