20181444045

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{450127}}^1$

素因数の和:450210

約数の個数: 48

約数和(自身を含む): 38178056448

約数和(自身を除く): 17996612403

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 183, 245, 305, 427, 735, 915, 1281, 2135, 2989, 6405, 8967, 14945, 44835, 450127, 1350381, 2250635, 3150889, 6751905, 9452667, 15754445, 22056223, 27457747, 47263335, 66168669, 82373241, 110281115, 137288735, 192204229, 330843345, 411866205, 576612687, 961021145, 1345429603, 2883063435, 4036288809, 6727148015, 20181444045]

約数ペア:

[(1, 20181444045), (3, 6727148015), (5, 4036288809), (7, 2883063435), (15, 1345429603), (21, 961021145), (35, 576612687), (49, 411866205), (61, 330843345), (105, 192204229), (147, 137288735), (183, 110281115), (245, 82373241), (305, 66168669), (427, 47263335), (735, 27457747), (915, 22056223), (1281, 15754445), (2135, 9452667), (2989, 6751905), (6405, 3150889), (8967, 2250635), (14945, 1350381), (44835, 450127)]