19609359

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 33860736

約数和(自身を除く): 14251377

約数列:

[1, 3, 7, 11, 21, 33, 49, 67, 77, 147, 181, 201, 231, 469, 539, 543, 737, 1267, 1407, 1617, 1991, 2211, 3283, 3801, 5159, 5973, 8869, 9849, 12127, 13937, 15477, 26607, 36113, 36381, 41811, 84889, 97559, 108339, 133397, 254667, 292677, 400191, 594223, 933779, 1782669, 2801337, 6536453, 19609359]

約数ペア:

[(1, 19609359), (3, 6536453), (7, 2801337), (11, 1782669), (21, 933779), (33, 594223), (49, 400191), (67, 292677), (77, 254667), (147, 133397), (181, 108339), (201, 97559), (231, 84889), (469, 41811), (539, 36381), (543, 36113), (737, 26607), (1267, 15477), (1407, 13937), (1617, 12127), (1991, 9849), (2211, 8869), (3283, 5973), (3801, 5159)]