18655272

素因数分解:

$2^3\times 3^4\times {\mathrm{28789}}^1$

素因数の和:28807

約数の個数: 40

約数和(自身を含む): 52253850

約数和(自身を除く): 33598578

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 28789, 57578, 86367, 115156, 172734, 230312, 259101, 345468, 518202, 690936, 777303, 1036404, 1554606, 2072808, 2331909, 3109212, 4663818, 6218424, 9327636, 18655272]

約数ペア:

[(1, 18655272), (2, 9327636), (3, 6218424), (4, 4663818), (6, 3109212), (8, 2331909), (9, 2072808), (12, 1554606), (18, 1036404), (24, 777303), (27, 690936), (36, 518202), (54, 345468), (72, 259101), (81, 230312), (108, 172734), (162, 115156), (216, 86367), (324, 57578), (648, 28789)]