18247845

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 38676096

約数和(自身を除く): 20428251

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 37, 49, 55, 61, 77, 105, 111, 147, 165, 183, 185, 231, 245, 259, 305, 385, 407, 427, 539, 555, 671, 735, 777, 915, 1155, 1221, 1281, 1295, 1617, 1813, 2013, 2035, 2135, 2257, 2695, 2849, 2989, 3355, 3885, 4697, 5439, 6105, 6405, 6771, 8085, 8547, 8967, 9065, 10065, 11285, 14091, 14245, 14945, 15799, 19943, 23485, 24827, 27195, 32879, 33855, 42735, 44835, 47397, 59829, 70455, 74481, 78995, 98637, 99715, 110593, 124135, 164395, 173789, 236985, 299145, 331779, 372405, 493185, 521367, 552965, 868945, 1216523, 1658895, 2606835, 3649569, 6082615, 18247845]

約数ペア:

[(1, 18247845), (3, 6082615), (5, 3649569), (7, 2606835), (11, 1658895), (15, 1216523), (21, 868945), (33, 552965), (35, 521367), (37, 493185), (49, 372405), (55, 331779), (61, 299145), (77, 236985), (105, 173789), (111, 164395), (147, 124135), (165, 110593), (183, 99715), (185, 98637), (231, 78995), (245, 74481), (259, 70455), (305, 59829), (385, 47397), (407, 44835), (427, 42735), (539, 33855), (555, 32879), (671, 27195), (735, 24827), (777, 23485), (915, 19943), (1155, 15799), (1221, 14945), (1281, 14245), (1295, 14091), (1617, 11285), (1813, 10065), (2013, 9065), (2035, 8967), (2135, 8547), (2257, 8085), (2695, 6771), (2849, 6405), (2989, 6105), (3355, 5439), (3885, 4697)]