20198829208

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{50707}}^1$

素因数の和:50860

約数の個数: 64

約数和(自身を含む): 41894949600

約数和(自身を除く): 21696120392

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 101, 116, 136, 202, 232, 404, 493, 808, 986, 1717, 1972, 2929, 3434, 3944, 5858, 6868, 11716, 13736, 23432, 49793, 50707, 99586, 101414, 199172, 202828, 398344, 405656, 862019, 1470503, 1724038, 2941006, 3448076, 5121407, 5882012, 6896152, 10242814, 11764024, 20485628, 24998551, 40971256, 49997102, 87063919, 99994204, 148520803, 174127838, 199988408, 297041606, 348255676, 594083212, 696511352, 1188166424, 2524853651, 5049707302, 10099414604, 20198829208]

約数ペア:

[(1, 20198829208), (2, 10099414604), (4, 5049707302), (8, 2524853651), (17, 1188166424), (29, 696511352), (34, 594083212), (58, 348255676), (68, 297041606), (101, 199988408), (116, 174127838), (136, 148520803), (202, 99994204), (232, 87063919), (404, 49997102), (493, 40971256), (808, 24998551), (986, 20485628), (1717, 11764024), (1972, 10242814), (2929, 6896152), (3434, 5882012), (3944, 5121407), (5858, 3448076), (6868, 2941006), (11716, 1724038), (13736, 1470503), (23432, 862019), (49793, 405656), (50707, 398344), (99586, 202828), (101414, 199172)]