18120504

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1931}}^1$

素因数の和:1980

約数の個数: 64

約数和(自身を含む): 50077440

約数和(自身を除く): 31956936

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 1931, 2346, 3128, 3862, 4692, 5793, 7724, 9384, 11586, 15448, 23172, 32827, 44413, 46344, 65654, 88826, 98481, 131308, 133239, 177652, 196962, 262616, 266478, 355304, 393924, 532956, 755021, 787848, 1065912, 1510042, 2265063, 3020084, 4530126, 6040168, 9060252, 18120504]

約数ペア:

[(1, 18120504), (2, 9060252), (3, 6040168), (4, 4530126), (6, 3020084), (8, 2265063), (12, 1510042), (17, 1065912), (23, 787848), (24, 755021), (34, 532956), (46, 393924), (51, 355304), (68, 266478), (69, 262616), (92, 196962), (102, 177652), (136, 133239), (138, 131308), (184, 98481), (204, 88826), (276, 65654), (391, 46344), (408, 44413), (552, 32827), (782, 23172), (1173, 15448), (1564, 11586), (1931, 9384), (2346, 7724), (3128, 5793), (3862, 4692)]