19353565

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2957}}^1$

素因数の和:2997

約数の個数: 32

約数和(自身を含む): 30668544

約数和(自身を除く): 11314979

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 2957, 6545, 14785, 20699, 32527, 50269, 103495, 162635, 227689, 251345, 351883, 552959, 1138445, 1759415, 2764795, 3870713, 19353565]

約数ペア:

[(1, 19353565), (5, 3870713), (7, 2764795), (11, 1759415), (17, 1138445), (35, 552959), (55, 351883), (77, 251345), (85, 227689), (119, 162635), (187, 103495), (385, 50269), (595, 32527), (935, 20699), (1309, 14785), (2957, 6545)]