19360275

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:812

約数の個数: 48

約数和(自身を含む): 36092928

約数和(自身を除く): 16732653

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 75, 93, 155, 165, 275, 341, 465, 757, 775, 825, 1023, 1705, 2271, 2325, 3785, 5115, 8327, 8525, 11355, 18925, 23467, 24981, 25575, 41635, 56775, 70401, 117335, 124905, 208175, 258137, 352005, 586675, 624525, 774411, 1290685, 1760025, 3872055, 6453425, 19360275]

約数ペア:

[(1, 19360275), (3, 6453425), (5, 3872055), (11, 1760025), (15, 1290685), (25, 774411), (31, 624525), (33, 586675), (55, 352005), (75, 258137), (93, 208175), (155, 124905), (165, 117335), (275, 70401), (341, 56775), (465, 41635), (757, 25575), (775, 24981), (825, 23467), (1023, 18925), (1705, 11355), (2271, 8525), (2325, 8327), (3785, 5115)]