17887914

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:264

約数の個数: 72

約数和(自身を含む): 43819776

約数和(自身を除く): 25931862

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 86, 99, 121, 129, 191, 198, 242, 258, 363, 382, 387, 473, 573, 726, 774, 946, 1089, 1146, 1419, 1719, 2101, 2178, 2838, 3438, 4202, 4257, 5203, 6303, 8213, 8514, 10406, 12606, 15609, 16426, 18909, 23111, 24639, 31218, 37818, 46222, 46827, 49278, 69333, 73917, 90343, 93654, 138666, 147834, 180686, 207999, 271029, 415998, 542058, 813087, 993773, 1626174, 1987546, 2981319, 5962638, 8943957, 17887914]

約数ペア:

[(1, 17887914), (2, 8943957), (3, 5962638), (6, 2981319), (9, 1987546), (11, 1626174), (18, 993773), (22, 813087), (33, 542058), (43, 415998), (66, 271029), (86, 207999), (99, 180686), (121, 147834), (129, 138666), (191, 93654), (198, 90343), (242, 73917), (258, 69333), (363, 49278), (382, 46827), (387, 46222), (473, 37818), (573, 31218), (726, 24639), (774, 23111), (946, 18909), (1089, 16426), (1146, 15609), (1419, 12606), (1719, 10406), (2101, 8514), (2178, 8213), (2838, 6303), (3438, 5203), (4202, 4257)]