18884340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11657}}^1$

素因数の和:11678

約数の個数: 60

約数和(自身を含む): 59245956

約数和(自身を除く): 40361616

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11657, 23314, 34971, 46628, 58285, 69942, 104913, 116570, 139884, 174855, 209826, 233140, 314739, 349710, 419652, 524565, 629478, 699420, 944217, 1049130, 1258956, 1573695, 1888434, 2098260, 3147390, 3776868, 4721085, 6294780, 9442170, 18884340]

約数ペア:

[(1, 18884340), (2, 9442170), (3, 6294780), (4, 4721085), (5, 3776868), (6, 3147390), (9, 2098260), (10, 1888434), (12, 1573695), (15, 1258956), (18, 1049130), (20, 944217), (27, 699420), (30, 629478), (36, 524565), (45, 419652), (54, 349710), (60, 314739), (81, 233140), (90, 209826), (108, 174855), (135, 139884), (162, 116570), (180, 104913), (270, 69942), (324, 58285), (405, 46628), (540, 34971), (810, 23314), (1620, 11657)]