18761169

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 31518720

約数和(自身を除く): 12757551

約数列:

[1, 3, 7, 21, 23, 31, 49, 69, 93, 147, 161, 179, 217, 483, 537, 651, 713, 1127, 1253, 1519, 2139, 3381, 3759, 4117, 4557, 4991, 5549, 8771, 12351, 14973, 16647, 26313, 28819, 34937, 38843, 86457, 104811, 116529, 127627, 201733, 271901, 382881, 605199, 815703, 893389, 2680167, 6253723, 18761169]

約数ペア:

[(1, 18761169), (3, 6253723), (7, 2680167), (21, 893389), (23, 815703), (31, 605199), (49, 382881), (69, 271901), (93, 201733), (147, 127627), (161, 116529), (179, 104811), (217, 86457), (483, 38843), (537, 34937), (651, 28819), (713, 26313), (1127, 16647), (1253, 14973), (1519, 12351), (2139, 8771), (3381, 5549), (3759, 4991), (4117, 4557)]