19164635

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 29548800

約数和(自身を除く): 10384165

約数列:

[1, 5, 7, 19, 23, 35, 49, 95, 115, 133, 161, 179, 245, 437, 665, 805, 895, 931, 1127, 1253, 2185, 3059, 3401, 4117, 4655, 5635, 6265, 8771, 15295, 17005, 20585, 21413, 23807, 28819, 43855, 78223, 107065, 119035, 144095, 166649, 201733, 391115, 547561, 833245, 1008665, 2737805, 3832927, 19164635]

約数ペア:

[(1, 19164635), (5, 3832927), (7, 2737805), (19, 1008665), (23, 833245), (35, 547561), (49, 391115), (95, 201733), (115, 166649), (133, 144095), (161, 119035), (179, 107065), (245, 78223), (437, 43855), (665, 28819), (805, 23807), (895, 21413), (931, 20585), (1127, 17005), (1253, 15295), (2185, 8771), (3059, 6265), (3401, 5635), (4117, 4655)]