18011487

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 27596800

約数和(自身を除く): 9585313

約数列:

[1, 3, 13, 19, 39, 57, 109, 223, 247, 327, 669, 741, 1417, 2071, 2899, 4237, 4251, 6213, 8697, 12711, 24307, 26923, 55081, 72921, 80769, 165243, 315991, 461833, 947973, 1385499, 6003829, 18011487]

約数ペア:

[(1, 18011487), (3, 6003829), (13, 1385499), (19, 947973), (39, 461833), (57, 315991), (109, 165243), (223, 80769), (247, 72921), (327, 55081), (669, 26923), (741, 24307), (1417, 12711), (2071, 8697), (2899, 6213), (4237, 4251)]