18291229918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{1597}}^1$

素因数の和:1921

約数の個数: 64

約数和(自身を含む): 31313640960

約数和(自身を除く): 13022411042

約数列:

[1, 2, 13, 23, 26, 46, 107, 179, 214, 299, 358, 598, 1391, 1597, 2327, 2461, 2782, 3194, 4117, 4654, 4922, 8234, 19153, 20761, 31993, 36731, 38306, 41522, 53521, 63986, 73462, 107042, 170879, 248989, 285863, 341758, 440519, 477503, 497978, 571726, 881038, 955006, 2221427, 3716219, 3930217, 4442854, 5726747, 6574849, 7432438, 7860434, 11453494, 13149698, 30587341, 51092821, 61174682, 85473037, 102185642, 170946074, 397635433, 703508843, 795270866, 1407017686, 9145614959, 18291229918]

約数ペア:

[(1, 18291229918), (2, 9145614959), (13, 1407017686), (23, 795270866), (26, 703508843), (46, 397635433), (107, 170946074), (179, 102185642), (214, 85473037), (299, 61174682), (358, 51092821), (598, 30587341), (1391, 13149698), (1597, 11453494), (2327, 7860434), (2461, 7432438), (2782, 6574849), (3194, 5726747), (4117, 4442854), (4654, 3930217), (4922, 3716219), (8234, 2221427), (19153, 955006), (20761, 881038), (31993, 571726), (36731, 497978), (38306, 477503), (41522, 440519), (53521, 341758), (63986, 285863), (73462, 248989), (107042, 170879)]