18290996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 35851200

約数和(自身を除く): 17560204

約数列:

[1, 2, 4, 19, 29, 38, 43, 58, 76, 86, 116, 172, 193, 386, 551, 772, 817, 1102, 1247, 1634, 2204, 2494, 3268, 3667, 4988, 5597, 7334, 8299, 11194, 14668, 16598, 22388, 23693, 33196, 47386, 94772, 106343, 157681, 212686, 240671, 315362, 425372, 481342, 630724, 962684, 4572749, 9145498, 18290996]

約数ペア:

[(1, 18290996), (2, 9145498), (4, 4572749), (19, 962684), (29, 630724), (38, 481342), (43, 425372), (58, 315362), (76, 240671), (86, 212686), (116, 157681), (172, 106343), (193, 94772), (386, 47386), (551, 33196), (772, 23693), (817, 22388), (1102, 16598), (1247, 14668), (1634, 11194), (2204, 8299), (2494, 7334), (3268, 5597), (3667, 4988)]