19905768

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{14551}}^1$

素因数の和:14582

約数の個数: 48

約数和(自身を含む): 56752800

約数和(自身を除く): 36847032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 14551, 29102, 43653, 58204, 87306, 116408, 130959, 174612, 261918, 276469, 349224, 523836, 552938, 829407, 1047672, 1105876, 1658814, 2211752, 2488221, 3317628, 4976442, 6635256, 9952884, 19905768]

約数ペア:

[(1, 19905768), (2, 9952884), (3, 6635256), (4, 4976442), (6, 3317628), (8, 2488221), (9, 2211752), (12, 1658814), (18, 1105876), (19, 1047672), (24, 829407), (36, 552938), (38, 523836), (57, 349224), (72, 276469), (76, 261918), (114, 174612), (152, 130959), (171, 116408), (228, 87306), (342, 58204), (456, 43653), (684, 29102), (1368, 14551)]