18456942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:361

約数の個数: 64

約数和(自身を含む): 45043200

約数和(自身を除く): 26586258

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 101, 114, 133, 202, 229, 266, 303, 399, 458, 606, 687, 707, 798, 1374, 1414, 1603, 1919, 2121, 3206, 3838, 4242, 4351, 4809, 5757, 8702, 9618, 11514, 13053, 13433, 23129, 26106, 26866, 30457, 40299, 46258, 60914, 69387, 80598, 91371, 138774, 161903, 182742, 323806, 439451, 485709, 878902, 971418, 1318353, 2636706, 3076157, 6152314, 9228471, 18456942]

約数ペア:

[(1, 18456942), (2, 9228471), (3, 6152314), (6, 3076157), (7, 2636706), (14, 1318353), (19, 971418), (21, 878902), (38, 485709), (42, 439451), (57, 323806), (101, 182742), (114, 161903), (133, 138774), (202, 91371), (229, 80598), (266, 69387), (303, 60914), (399, 46258), (458, 40299), (606, 30457), (687, 26866), (707, 26106), (798, 23129), (1374, 13433), (1414, 13053), (1603, 11514), (1919, 9618), (2121, 8702), (3206, 5757), (3838, 4809), (4242, 4351)]