19558812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17911}}^1$

素因数の和:17938

約数の個数: 48

約数和(自身を含む): 56172032

約数和(自身を除く): 36613220

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 17911, 35822, 53733, 71644, 107466, 125377, 214932, 232843, 250754, 376131, 465686, 501508, 698529, 752262, 931372, 1397058, 1504524, 1629901, 2794116, 3259802, 4889703, 6519604, 9779406, 19558812]

約数ペア:

[(1, 19558812), (2, 9779406), (3, 6519604), (4, 4889703), (6, 3259802), (7, 2794116), (12, 1629901), (13, 1504524), (14, 1397058), (21, 931372), (26, 752262), (28, 698529), (39, 501508), (42, 465686), (52, 376131), (78, 250754), (84, 232843), (91, 214932), (156, 125377), (182, 107466), (273, 71644), (364, 53733), (546, 35822), (1092, 17911)]