1981462462

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{104917}}^1$

素因数の和:105016

約数の個数: 32

約数和(自身を含む): 3625966080

約数和(自身を除く): 1644503618

約数列:

[1, 2, 7, 14, 19, 38, 71, 133, 142, 266, 497, 994, 1349, 2698, 9443, 18886, 104917, 209834, 734419, 1468838, 1993423, 3986846, 7449107, 13953961, 14898214, 27907922, 52143749, 104287498, 141533033, 283066066, 990731231, 1981462462]

約数ペア:

[(1, 1981462462), (2, 990731231), (7, 283066066), (14, 141533033), (19, 104287498), (38, 52143749), (71, 27907922), (133, 14898214), (142, 13953961), (266, 7449107), (497, 3986846), (994, 1993423), (1349, 1468838), (2698, 734419), (9443, 209834), (18886, 104917)]