18653138

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1093}}^1$

素因数の和:1178

約数の個数: 32

約数和(自身を含む): 34027776

約数和(自身を除く): 15374638

約数列:

[1, 2, 7, 14, 23, 46, 53, 106, 161, 322, 371, 742, 1093, 1219, 2186, 2438, 7651, 8533, 15302, 17066, 25139, 50278, 57929, 115858, 175973, 351946, 405503, 811006, 1332367, 2664734, 9326569, 18653138]

約数ペア:

[(1, 18653138), (2, 9326569), (7, 2664734), (14, 1332367), (23, 811006), (46, 405503), (53, 351946), (106, 175973), (161, 115858), (322, 57929), (371, 50278), (742, 25139), (1093, 17066), (1219, 15302), (2186, 8533), (2438, 7651)]