18897012

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{4007}}^1$

素因数の和:4148

約数の個数: 36

約数和(自身を含む): 48144096

約数和(自身を除く): 29247084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4007, 4716, 8014, 12021, 16028, 24042, 36063, 48084, 72126, 144252, 524917, 1049834, 1574751, 2099668, 3149502, 4724253, 6299004, 9448506, 18897012]

約数ペア:

[(1, 18897012), (2, 9448506), (3, 6299004), (4, 4724253), (6, 3149502), (9, 2099668), (12, 1574751), (18, 1049834), (36, 524917), (131, 144252), (262, 72126), (393, 48084), (524, 36063), (786, 24042), (1179, 16028), (1572, 12021), (2358, 8014), (4007, 4716)]