18865437556

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{73483}}^1$

素因数の和:73720

約数の個数: 48

約数和(自身を含む): 38665517184

約数和(自身を除く): 19800079628

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 173, 212, 346, 371, 692, 742, 1211, 1484, 2422, 4844, 9169, 18338, 36676, 64183, 73483, 128366, 146966, 256732, 293932, 514381, 1028762, 2057524, 3894599, 7789198, 12712559, 15578396, 25425118, 27262193, 50850236, 54524386, 88987913, 109048772, 177975826, 355951652, 673765627, 1347531254, 2695062508, 4716359389, 9432718778, 18865437556]

約数ペア:

[(1, 18865437556), (2, 9432718778), (4, 4716359389), (7, 2695062508), (14, 1347531254), (28, 673765627), (53, 355951652), (106, 177975826), (173, 109048772), (212, 88987913), (346, 54524386), (371, 50850236), (692, 27262193), (742, 25425118), (1211, 15578396), (1484, 12712559), (2422, 7789198), (4844, 3894599), (9169, 2057524), (18338, 1028762), (36676, 514381), (64183, 293932), (73483, 256732), (128366, 146966)]