18207948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 46609920

約数和(自身を除く): 28401972

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 271, 509, 542, 813, 1018, 1084, 1527, 1626, 2036, 2981, 3054, 3252, 5599, 5962, 6108, 8943, 11198, 11924, 16797, 17886, 22396, 33594, 35772, 67188, 137939, 275878, 413817, 551756, 827634, 1517329, 1655268, 3034658, 4551987, 6069316, 9103974, 18207948]

約数ペア:

[(1, 18207948), (2, 9103974), (3, 6069316), (4, 4551987), (6, 3034658), (11, 1655268), (12, 1517329), (22, 827634), (33, 551756), (44, 413817), (66, 275878), (132, 137939), (271, 67188), (509, 35772), (542, 33594), (813, 22396), (1018, 17886), (1084, 16797), (1527, 11924), (1626, 11198), (2036, 8943), (2981, 6108), (3054, 5962), (3252, 5599)]