19994262904

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1909307}}^1$

素因数の和:1909348

約数の個数: 64

約数和(自身を含む): 49489263360

約数和(自身を除く): 29495000456

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 2618, 5236, 10472, 1909307, 3818614, 7637228, 13365149, 15274456, 21002377, 26730298, 32458219, 42004754, 53460596, 64916438, 84009508, 106921192, 129832876, 147016639, 168019016, 227207533, 259665752, 294033278, 357040409, 454415066, 588066556, 714080818, 908830132, 1176133112, 1428161636, 1817660264, 2499282863, 2856323272, 4998565726, 9997131452, 19994262904]

約数ペア:

[(1, 19994262904), (2, 9997131452), (4, 4998565726), (7, 2856323272), (8, 2499282863), (11, 1817660264), (14, 1428161636), (17, 1176133112), (22, 908830132), (28, 714080818), (34, 588066556), (44, 454415066), (56, 357040409), (68, 294033278), (77, 259665752), (88, 227207533), (119, 168019016), (136, 147016639), (154, 129832876), (187, 106921192), (238, 84009508), (308, 64916438), (374, 53460596), (476, 42004754), (616, 32458219), (748, 26730298), (952, 21002377), (1309, 15274456), (1496, 13365149), (2618, 7637228), (5236, 3818614), (10472, 1909307)]