18365410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:235

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 21551390

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 83, 109, 145, 166, 203, 218, 290, 406, 415, 545, 581, 763, 830, 1015, 1090, 1162, 1526, 2030, 2407, 2905, 3161, 3815, 4814, 5810, 6322, 7630, 9047, 12035, 15805, 16849, 18094, 22127, 24070, 31610, 33698, 44254, 45235, 63329, 84245, 90470, 110635, 126658, 168490, 221270, 262363, 316645, 524726, 633290, 1311815, 1836541, 2623630, 3673082, 9182705, 18365410]

約数ペア:

[(1, 18365410), (2, 9182705), (5, 3673082), (7, 2623630), (10, 1836541), (14, 1311815), (29, 633290), (35, 524726), (58, 316645), (70, 262363), (83, 221270), (109, 168490), (145, 126658), (166, 110635), (203, 90470), (218, 84245), (290, 63329), (406, 45235), (415, 44254), (545, 33698), (581, 31610), (763, 24070), (830, 22127), (1015, 18094), (1090, 16849), (1162, 15805), (1526, 12035), (2030, 9047), (2407, 7630), (2905, 6322), (3161, 5810), (3815, 4814)]