18711810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1777}}^1$

素因数の和:1809

約数の個数: 80

約数和(自身を含む): 54214776

約数和(自身を除く): 35502966

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 1777, 2106, 3510, 3554, 5265, 5331, 8885, 10530, 10662, 15993, 17770, 23101, 26655, 31986, 46202, 47979, 53310, 69303, 79965, 95958, 115505, 138606, 143937, 159930, 207909, 231010, 239895, 287874, 346515, 415818, 479790, 623727, 693030, 719685, 1039545, 1247454, 1439370, 1871181, 2079090, 3118635, 3742362, 6237270, 9355905, 18711810]

約数ペア:

[(1, 18711810), (2, 9355905), (3, 6237270), (5, 3742362), (6, 3118635), (9, 2079090), (10, 1871181), (13, 1439370), (15, 1247454), (18, 1039545), (26, 719685), (27, 693030), (30, 623727), (39, 479790), (45, 415818), (54, 346515), (65, 287874), (78, 239895), (81, 231010), (90, 207909), (117, 159930), (130, 143937), (135, 138606), (162, 115505), (195, 95958), (234, 79965), (270, 69303), (351, 53310), (390, 47979), (405, 46202), (585, 31986), (702, 26655), (810, 23101), (1053, 17770), (1170, 15993), (1755, 10662), (1777, 10530), (2106, 8885), (3510, 5331), (3554, 5265)]