18480972

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{73}}^2$

素因数の和:187

約数の個数: 54

約数和(自身を含む): 46444188

約数和(自身を除く): 27963216

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 73, 102, 146, 204, 219, 289, 292, 438, 578, 867, 876, 1156, 1241, 1734, 2482, 3468, 3723, 4964, 5329, 7446, 10658, 14892, 15987, 21097, 21316, 31974, 42194, 63291, 63948, 84388, 90593, 126582, 181186, 253164, 271779, 362372, 543558, 1087116, 1540081, 3080162, 4620243, 6160324, 9240486, 18480972]

約数ペア:

[(1, 18480972), (2, 9240486), (3, 6160324), (4, 4620243), (6, 3080162), (12, 1540081), (17, 1087116), (34, 543558), (51, 362372), (68, 271779), (73, 253164), (102, 181186), (146, 126582), (204, 90593), (219, 84388), (289, 63948), (292, 63291), (438, 42194), (578, 31974), (867, 21316), (876, 21097), (1156, 15987), (1241, 14892), (1734, 10658), (2482, 7446), (3468, 5329), (3723, 4964)]