19327385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 30627072

約数和(自身を除く): 11299687

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 2953, 6545, 14765, 20671, 32483, 50201, 103355, 162415, 227381, 251005, 351407, 552211, 1136905, 1757035, 2761055, 3865477, 19327385]

約数ペア:

[(1, 19327385), (5, 3865477), (7, 2761055), (11, 1757035), (17, 1136905), (35, 552211), (55, 351407), (77, 251005), (85, 227381), (119, 162415), (187, 103355), (385, 50201), (595, 32483), (935, 20671), (1309, 14765), (2953, 6545)]