18962636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 43347360

約数和(自身を除く): 24384724

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 121, 154, 193, 203, 242, 308, 319, 386, 406, 484, 638, 772, 812, 847, 1276, 1351, 1694, 2123, 2233, 2702, 3388, 3509, 4246, 4466, 5404, 5597, 7018, 8492, 8932, 11194, 14036, 14861, 22388, 23353, 24563, 29722, 39179, 46706, 49126, 59444, 61567, 78358, 93412, 98252, 123134, 156716, 163471, 246268, 326942, 430969, 653884, 677237, 861938, 1354474, 1723876, 2708948, 4740659, 9481318, 18962636]

約数ペア:

[(1, 18962636), (2, 9481318), (4, 4740659), (7, 2708948), (11, 1723876), (14, 1354474), (22, 861938), (28, 677237), (29, 653884), (44, 430969), (58, 326942), (77, 246268), (116, 163471), (121, 156716), (154, 123134), (193, 98252), (203, 93412), (242, 78358), (308, 61567), (319, 59444), (386, 49126), (406, 46706), (484, 39179), (638, 29722), (772, 24563), (812, 23353), (847, 22388), (1276, 14861), (1351, 14036), (1694, 11194), (2123, 8932), (2233, 8492), (2702, 7018), (3388, 5597), (3509, 5404), (4246, 4466)]