205927216

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{19181}}^1$

素因数の和:19261

約数の個数: 40

約数和(自身を含む): 442413648

約数和(自身を除く): 236486432

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 2684, 5368, 10736, 19181, 38362, 76724, 153448, 210991, 306896, 421982, 843964, 1170041, 1687928, 2340082, 3375856, 4680164, 9360328, 12870451, 18720656, 25740902, 51481804, 102963608, 205927216]

約数ペア:

[(1, 205927216), (2, 102963608), (4, 51481804), (8, 25740902), (11, 18720656), (16, 12870451), (22, 9360328), (44, 4680164), (61, 3375856), (88, 2340082), (122, 1687928), (176, 1170041), (244, 843964), (488, 421982), (671, 306896), (976, 210991), (1342, 153448), (2684, 76724), (5368, 38362), (10736, 19181)]