18538758

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{21019}}^1$

素因数の和:21041

約数の個数: 36

約数和(自身を含む): 46727460

約数和(自身を除く): 28188702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 21019, 42038, 63057, 126114, 147133, 189171, 294266, 378342, 441399, 882798, 1029931, 1324197, 2059862, 2648394, 3089793, 6179586, 9269379, 18538758]

約数ペア:

[(1, 18538758), (2, 9269379), (3, 6179586), (6, 3089793), (7, 2648394), (9, 2059862), (14, 1324197), (18, 1029931), (21, 882798), (42, 441399), (49, 378342), (63, 294266), (98, 189171), (126, 147133), (147, 126114), (294, 63057), (441, 42038), (882, 21019)]