18998148

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 48062336

約数和(自身を除く): 29064188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 193, 386, 579, 631, 772, 1158, 1262, 1893, 2316, 2509, 2524, 3786, 5018, 7527, 7572, 8203, 10036, 15054, 16406, 24609, 30108, 32812, 49218, 98436, 121783, 243566, 365349, 487132, 730698, 1461396, 1583179, 3166358, 4749537, 6332716, 9499074, 18998148]

約数ペア:

[(1, 18998148), (2, 9499074), (3, 6332716), (4, 4749537), (6, 3166358), (12, 1583179), (13, 1461396), (26, 730698), (39, 487132), (52, 365349), (78, 243566), (156, 121783), (193, 98436), (386, 49218), (579, 32812), (631, 30108), (772, 24609), (1158, 16406), (1262, 15054), (1893, 10036), (2316, 8203), (2509, 7572), (2524, 7527), (3786, 5018)]