18704340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103913}}^1$

素因数の和:103928

約数の個数: 36

約数和(自身を含む): 56737044

約数和(自身を除く): 38032704

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 103913, 207826, 311739, 415652, 519565, 623478, 935217, 1039130, 1246956, 1558695, 1870434, 2078260, 3117390, 3740868, 4676085, 6234780, 9352170, 18704340]

約数ペア:

[(1, 18704340), (2, 9352170), (3, 6234780), (4, 4676085), (5, 3740868), (6, 3117390), (9, 2078260), (10, 1870434), (12, 1558695), (15, 1246956), (18, 1039130), (20, 935217), (30, 623478), (36, 519565), (45, 415652), (60, 311739), (90, 207826), (180, 103913)]