18270406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4091}}^1$

素因数の和:4140

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 17084474

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4091, 4466, 8182, 28637, 45001, 57274, 90002, 118639, 237278, 315007, 630014, 830473, 1305029, 1660946, 2610058, 9135203, 18270406]

約数ペア:

[(1, 18270406), (2, 9135203), (7, 2610058), (11, 1660946), (14, 1305029), (22, 830473), (29, 630014), (58, 315007), (77, 237278), (154, 118639), (203, 90002), (319, 57274), (406, 45001), (638, 28637), (2233, 8182), (4091, 4466)]