19361241

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 30144000

約数和(自身を除く): 10782759

約数列:

[1, 3, 9, 27, 29, 79, 87, 237, 261, 313, 711, 783, 939, 2133, 2291, 2817, 6873, 8451, 9077, 20619, 24727, 27231, 61857, 74181, 81693, 222543, 245079, 667629, 717083, 2151249, 6453747, 19361241]

約数ペア:

[(1, 19361241), (3, 6453747), (9, 2151249), (27, 717083), (29, 667629), (79, 245079), (87, 222543), (237, 81693), (261, 74181), (313, 61857), (711, 27231), (783, 24727), (939, 20619), (2133, 9077), (2291, 8451), (2817, 6873)]