19427632

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2053

約数の個数: 40

約数和(自身を含む): 43524000

約数和(自身を除く): 24096368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 1949, 2492, 3898, 4984, 7796, 9968, 13643, 15592, 27286, 31184, 54572, 109144, 173461, 218288, 346922, 693844, 1214227, 1387688, 2428454, 2775376, 4856908, 9713816, 19427632]

約数ペア:

[(1, 19427632), (2, 9713816), (4, 4856908), (7, 2775376), (8, 2428454), (14, 1387688), (16, 1214227), (28, 693844), (56, 346922), (89, 218288), (112, 173461), (178, 109144), (356, 54572), (623, 31184), (712, 27286), (1246, 15592), (1424, 13643), (1949, 9968), (2492, 7796), (3898, 4984)]