18074368

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{5431}}^1$

素因数の和:5460

約数の個数: 36

約数和(自身を含む): 38860528

約数和(自身を除く): 20786160

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 5431, 10862, 21724, 43448, 70603, 86896, 141206, 173792, 282412, 347584, 564824, 695168, 1129648, 1390336, 2259296, 4518592, 9037184, 18074368]

約数ペア:

[(1, 18074368), (2, 9037184), (4, 4518592), (8, 2259296), (13, 1390336), (16, 1129648), (26, 695168), (32, 564824), (52, 347584), (64, 282412), (104, 173792), (128, 141206), (208, 86896), (256, 70603), (416, 43448), (832, 21724), (1664, 10862), (3328, 5431)]