12018279

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 21194880

約数和(自身を除く): 9176601

約数列:

[1, 3, 7, 13, 19, 21, 39, 49, 57, 91, 133, 147, 247, 273, 331, 399, 637, 741, 931, 993, 1729, 1911, 2317, 2793, 4303, 5187, 6289, 6951, 12103, 12909, 16219, 18867, 30121, 36309, 44023, 48657, 81757, 90363, 132069, 210847, 245271, 308161, 572299, 632541, 924483, 1716897, 4006093, 12018279]

約数ペア:

[(1, 12018279), (3, 4006093), (7, 1716897), (13, 924483), (19, 632541), (21, 572299), (39, 308161), (49, 245271), (57, 210847), (91, 132069), (133, 90363), (147, 81757), (247, 48657), (273, 44023), (331, 36309), (399, 30121), (637, 18867), (741, 16219), (931, 12909), (993, 12103), (1729, 6951), (1911, 6289), (2317, 5187), (2793, 4303)]