18863658

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{2887}}^1$

素因数の和:2920

約数の個数: 48

約数和(自身を含む): 46092480

約数和(自身を除く): 27228822

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 198, 242, 297, 363, 594, 726, 1089, 2178, 2887, 3267, 5774, 6534, 8661, 17322, 25983, 31757, 51966, 63514, 77949, 95271, 155898, 190542, 285813, 349327, 571626, 698654, 857439, 1047981, 1714878, 2095962, 3143943, 6287886, 9431829, 18863658]

約数ペア:

[(1, 18863658), (2, 9431829), (3, 6287886), (6, 3143943), (9, 2095962), (11, 1714878), (18, 1047981), (22, 857439), (27, 698654), (33, 571626), (54, 349327), (66, 285813), (99, 190542), (121, 155898), (198, 95271), (242, 77949), (297, 63514), (363, 51966), (594, 31757), (726, 25983), (1089, 17322), (2178, 8661), (2887, 6534), (3267, 5774)]