20043488

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 41713056

約数和(自身を除く): 21669568

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 113, 184, 226, 241, 368, 452, 482, 736, 904, 964, 1808, 1928, 2599, 3616, 3856, 5198, 5543, 7712, 10396, 11086, 20792, 22172, 27233, 41584, 44344, 54466, 83168, 88688, 108932, 177376, 217864, 435728, 626359, 871456, 1252718, 2505436, 5010872, 10021744, 20043488]

約数ペア:

[(1, 20043488), (2, 10021744), (4, 5010872), (8, 2505436), (16, 1252718), (23, 871456), (32, 626359), (46, 435728), (92, 217864), (113, 177376), (184, 108932), (226, 88688), (241, 83168), (368, 54466), (452, 44344), (482, 41584), (736, 27233), (904, 22172), (964, 20792), (1808, 11086), (1928, 10396), (2599, 7712), (3616, 5543), (3856, 5198)]