19415396

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{373}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 45993024

約数和(自身を除く): 26577628

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 169, 182, 286, 308, 338, 364, 373, 572, 676, 746, 1001, 1183, 1492, 1859, 2002, 2366, 2611, 3718, 4004, 4103, 4732, 4849, 5222, 7436, 8206, 9698, 10444, 13013, 16412, 19396, 26026, 28721, 33943, 52052, 53339, 57442, 63037, 67886, 106678, 114884, 126074, 135772, 213356, 252148, 373373, 441259, 693407, 746746, 882518, 1386814, 1493492, 1765036, 2773628, 4853849, 9707698, 19415396]

約数ペア:

[(1, 19415396), (2, 9707698), (4, 4853849), (7, 2773628), (11, 1765036), (13, 1493492), (14, 1386814), (22, 882518), (26, 746746), (28, 693407), (44, 441259), (52, 373373), (77, 252148), (91, 213356), (143, 135772), (154, 126074), (169, 114884), (182, 106678), (286, 67886), (308, 63037), (338, 57442), (364, 53339), (373, 52052), (572, 33943), (676, 28721), (746, 26026), (1001, 19396), (1183, 16412), (1492, 13013), (1859, 10444), (2002, 9698), (2366, 8206), (2611, 7436), (3718, 5222), (4004, 4849), (4103, 4732)]