19875816

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6733}}^1$

素因数の和:6786

約数の個数: 48

約数和(自身を含む): 55151460

約数和(自身を除く): 35275644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6733, 13466, 20199, 26932, 40398, 53864, 60597, 80796, 121194, 161592, 242388, 276053, 484776, 552106, 828159, 1104212, 1656318, 2208424, 2484477, 3312636, 4968954, 6625272, 9937908, 19875816]

約数ペア:

[(1, 19875816), (2, 9937908), (3, 6625272), (4, 4968954), (6, 3312636), (8, 2484477), (9, 2208424), (12, 1656318), (18, 1104212), (24, 828159), (36, 552106), (41, 484776), (72, 276053), (82, 242388), (123, 161592), (164, 121194), (246, 80796), (328, 60597), (369, 53864), (492, 40398), (738, 26932), (984, 20199), (1476, 13466), (2952, 6733)]