19643806

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 39127536

約数和(自身を除く): 19483730

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 442, 637, 833, 907, 1274, 1547, 1666, 1814, 3094, 6349, 10829, 11791, 12698, 15419, 21658, 23582, 30838, 44443, 82537, 88886, 107933, 165074, 200447, 215866, 400894, 577759, 755531, 1155518, 1403129, 1511062, 2806258, 9821903, 19643806]

約数ペア:

[(1, 19643806), (2, 9821903), (7, 2806258), (13, 1511062), (14, 1403129), (17, 1155518), (26, 755531), (34, 577759), (49, 400894), (91, 215866), (98, 200447), (119, 165074), (182, 107933), (221, 88886), (238, 82537), (442, 44443), (637, 30838), (833, 23582), (907, 21658), (1274, 15419), (1547, 12698), (1666, 11791), (1814, 10829), (3094, 6349)]