18655792

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9181}}^1$

素因数の和:9316

約数の個数: 20

約数和(自身を含む): 36434176

約数和(自身を除く): 17778384

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9181, 18362, 36724, 73448, 146896, 1165987, 2331974, 4663948, 9327896, 18655792]

約数ペア:

[(1, 18655792), (2, 9327896), (4, 4663948), (8, 2331974), (16, 1165987), (127, 146896), (254, 73448), (508, 36724), (1016, 18362), (2032, 9181)]