2109291278

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{1019}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 3321324000

約数和(自身を除く): 1212032722

約数列:

[1, 2, 29, 58, 89, 178, 401, 802, 1019, 2038, 2581, 5162, 11629, 23258, 29551, 35689, 59102, 71378, 90691, 181382, 408619, 817238, 1034981, 2069962, 2630039, 5260078, 11849951, 23699902, 36367091, 72734182, 1054645639, 2109291278]

約数ペア:

[(1, 2109291278), (2, 1054645639), (29, 72734182), (58, 36367091), (89, 23699902), (178, 11849951), (401, 5260078), (802, 2630039), (1019, 2069962), (2038, 1034981), (2581, 817238), (5162, 408619), (11629, 181382), (23258, 90691), (29551, 71378), (35689, 59102)]