20187414

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 48888000

約数和(自身を除く): 28700586

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 149, 193, 234, 298, 351, 386, 447, 579, 702, 894, 1158, 1341, 1737, 1937, 2509, 2682, 3474, 3874, 4023, 5018, 5211, 5811, 7527, 8046, 10422, 11622, 15054, 17433, 22581, 28757, 34866, 45162, 52299, 57514, 67743, 86271, 104598, 135486, 172542, 258813, 373841, 517626, 747682, 776439, 1121523, 1552878, 2243046, 3364569, 6729138, 10093707, 20187414]

約数ペア:

[(1, 20187414), (2, 10093707), (3, 6729138), (6, 3364569), (9, 2243046), (13, 1552878), (18, 1121523), (26, 776439), (27, 747682), (39, 517626), (54, 373841), (78, 258813), (117, 172542), (149, 135486), (193, 104598), (234, 86271), (298, 67743), (351, 57514), (386, 52299), (447, 45162), (579, 34866), (702, 28757), (894, 22581), (1158, 17433), (1341, 15054), (1737, 11622), (1937, 10422), (2509, 8046), (2682, 7527), (3474, 5811), (3874, 5211), (4023, 5018)]