18449684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 38404800

約数和(自身を除く): 19955116

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 116, 209, 319, 418, 551, 638, 761, 836, 1102, 1276, 1522, 2204, 3044, 6061, 8371, 12122, 14459, 16742, 22069, 24244, 28918, 33484, 44138, 57836, 88276, 159049, 242759, 318098, 419311, 485518, 636196, 838622, 971036, 1677244, 4612421, 9224842, 18449684]

約数ペア:

[(1, 18449684), (2, 9224842), (4, 4612421), (11, 1677244), (19, 971036), (22, 838622), (29, 636196), (38, 485518), (44, 419311), (58, 318098), (76, 242759), (116, 159049), (209, 88276), (319, 57836), (418, 44138), (551, 33484), (638, 28918), (761, 24244), (836, 22069), (1102, 16742), (1276, 14459), (1522, 12122), (2204, 8371), (3044, 6061)]