18702726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1019}}^1$

素因数の和:1073

約数の個数: 64

約数和(自身を含む): 47001600

約数和(自身を除く): 28298874

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 23, 38, 42, 46, 57, 69, 114, 133, 138, 161, 266, 322, 399, 437, 483, 798, 874, 966, 1019, 1311, 2038, 2622, 3057, 3059, 6114, 6118, 7133, 9177, 14266, 18354, 19361, 21399, 23437, 38722, 42798, 46874, 58083, 70311, 116166, 135527, 140622, 164059, 271054, 328118, 406581, 445303, 492177, 813162, 890606, 984354, 1335909, 2671818, 3117121, 6234242, 9351363, 18702726]

約数ペア:

[(1, 18702726), (2, 9351363), (3, 6234242), (6, 3117121), (7, 2671818), (14, 1335909), (19, 984354), (21, 890606), (23, 813162), (38, 492177), (42, 445303), (46, 406581), (57, 328118), (69, 271054), (114, 164059), (133, 140622), (138, 135527), (161, 116166), (266, 70311), (322, 58083), (399, 46874), (437, 42798), (483, 38722), (798, 23437), (874, 21399), (966, 19361), (1019, 18354), (1311, 14266), (2038, 9177), (2622, 7133), (3057, 6118), (3059, 6114)]