19030683

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 32030208

約数和(自身を除く): 12999525

約数列:

[1, 3, 7, 21, 23, 31, 41, 69, 93, 123, 161, 217, 287, 483, 651, 713, 861, 943, 961, 1271, 2139, 2829, 2883, 3813, 4991, 6601, 6727, 8897, 14973, 19803, 20181, 22103, 26691, 29233, 39401, 66309, 87699, 118203, 154721, 204631, 275807, 464163, 613893, 827421, 906223, 2718669, 6343561, 19030683]

約数ペア:

[(1, 19030683), (3, 6343561), (7, 2718669), (21, 906223), (23, 827421), (31, 613893), (41, 464163), (69, 275807), (93, 204631), (123, 154721), (161, 118203), (217, 87699), (287, 66309), (483, 39401), (651, 29233), (713, 26691), (861, 22103), (943, 20181), (961, 19803), (1271, 14973), (2139, 8897), (2829, 6727), (2883, 6601), (3813, 4991)]