18789210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18979}}^1$

素因数の和:19003

約数の個数: 48

約数和(自身を含む): 53295840

約数和(自身を除く): 34506630

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 18979, 37958, 56937, 94895, 113874, 170811, 189790, 208769, 284685, 341622, 417538, 569370, 626307, 854055, 1043845, 1252614, 1708110, 1878921, 2087690, 3131535, 3757842, 6263070, 9394605, 18789210]

約数ペア:

[(1, 18789210), (2, 9394605), (3, 6263070), (5, 3757842), (6, 3131535), (9, 2087690), (10, 1878921), (11, 1708110), (15, 1252614), (18, 1043845), (22, 854055), (30, 626307), (33, 569370), (45, 417538), (55, 341622), (66, 284685), (90, 208769), (99, 189790), (110, 170811), (165, 113874), (198, 94895), (330, 56937), (495, 37958), (990, 18979)]