18780736

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22573}}^1$

素因数の和:22598

約数の個数: 28

約数和(自身を含む): 40136572

約数和(自身を除く): 21355836

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22573, 45146, 90292, 180584, 293449, 361168, 586898, 722336, 1173796, 1444672, 2347592, 4695184, 9390368, 18780736]

約数ペア:

[(1, 18780736), (2, 9390368), (4, 4695184), (8, 2347592), (13, 1444672), (16, 1173796), (26, 722336), (32, 586898), (52, 361168), (64, 293449), (104, 180584), (208, 90292), (416, 45146), (832, 22573)]