18012358

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:389

約数の個数: 48

約数和(自身を含む): 34995456

約数和(自身を除く): 16983098

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 169, 182, 299, 322, 331, 338, 598, 662, 1183, 2093, 2317, 2366, 3887, 4186, 4303, 4634, 7613, 7774, 8606, 15226, 27209, 30121, 53291, 54418, 55939, 60242, 98969, 106582, 111878, 197938, 391573, 692783, 783146, 1286597, 1385566, 2573194, 9006179, 18012358]

約数ペア:

[(1, 18012358), (2, 9006179), (7, 2573194), (13, 1385566), (14, 1286597), (23, 783146), (26, 692783), (46, 391573), (91, 197938), (161, 111878), (169, 106582), (182, 98969), (299, 60242), (322, 55939), (331, 54418), (338, 53291), (598, 30121), (662, 27209), (1183, 15226), (2093, 8606), (2317, 7774), (2366, 7613), (3887, 4634), (4186, 4303)]