16394378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 18442102

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 418, 431, 494, 862, 1001, 1463, 1729, 2002, 2717, 2926, 3017, 3458, 4741, 5434, 5603, 6034, 8189, 9482, 11206, 16378, 19019, 33187, 38038, 39221, 57323, 61633, 66374, 78442, 90079, 106457, 114646, 123266, 180158, 212914, 431431, 630553, 745199, 862862, 1171027, 1261106, 1490398, 2342054, 8197189, 16394378]

約数ペア:

[(1, 16394378), (2, 8197189), (7, 2342054), (11, 1490398), (13, 1261106), (14, 1171027), (19, 862862), (22, 745199), (26, 630553), (38, 431431), (77, 212914), (91, 180158), (133, 123266), (143, 114646), (154, 106457), (182, 90079), (209, 78442), (247, 66374), (266, 61633), (286, 57323), (418, 39221), (431, 38038), (494, 33187), (862, 19019), (1001, 16378), (1463, 11206), (1729, 9482), (2002, 8189), (2717, 6034), (2926, 5603), (3017, 5434), (3458, 4741)]