18713632

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4397}}^1$

素因数の和:4433

約数の個数: 48

約数和(自身を含む): 44331840

約数和(自身を除く): 25618208

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 4397, 8794, 17588, 30779, 35176, 61558, 70352, 83543, 123116, 140704, 167086, 246232, 334172, 492464, 584801, 668344, 984928, 1169602, 1336688, 2339204, 2673376, 4678408, 9356816, 18713632]

約数ペア:

[(1, 18713632), (2, 9356816), (4, 4678408), (7, 2673376), (8, 2339204), (14, 1336688), (16, 1169602), (19, 984928), (28, 668344), (32, 584801), (38, 492464), (56, 334172), (76, 246232), (112, 167086), (133, 140704), (152, 123116), (224, 83543), (266, 70352), (304, 61558), (532, 35176), (608, 30779), (1064, 17588), (2128, 8794), (4256, 4397)]