18786924

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{13381}}^1$

素因数の和:13407

約数の個数: 48

約数和(自身を含む): 52457440

約数和(自身を除く): 33670516

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 13381, 26762, 40143, 53524, 80286, 120429, 160572, 173953, 240858, 347906, 361287, 481716, 521859, 695812, 722574, 1043718, 1445148, 1565577, 2087436, 3131154, 4696731, 6262308, 9393462, 18786924]

約数ペア:

[(1, 18786924), (2, 9393462), (3, 6262308), (4, 4696731), (6, 3131154), (9, 2087436), (12, 1565577), (13, 1445148), (18, 1043718), (26, 722574), (27, 695812), (36, 521859), (39, 481716), (52, 361287), (54, 347906), (78, 240858), (108, 173953), (117, 160572), (156, 120429), (234, 80286), (351, 53524), (468, 40143), (702, 26762), (1404, 13381)]