20214654

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2\times {\mathrm{107}}^1$

素因数の和:209

約数の個数: 48

約数和(自身を含む): 43763328

約数和(自身を除く): 23548674

約数列:

[1, 2, 3, 6, 23, 37, 46, 69, 74, 107, 111, 138, 214, 222, 321, 642, 851, 1369, 1702, 2461, 2553, 2738, 3959, 4107, 4922, 5106, 7383, 7918, 8214, 11877, 14766, 23754, 31487, 62974, 91057, 94461, 146483, 182114, 188922, 273171, 292966, 439449, 546342, 878898, 3369109, 6738218, 10107327, 20214654]

約数ペア:

[(1, 20214654), (2, 10107327), (3, 6738218), (6, 3369109), (23, 878898), (37, 546342), (46, 439449), (69, 292966), (74, 273171), (107, 188922), (111, 182114), (138, 146483), (214, 94461), (222, 91057), (321, 62974), (642, 31487), (851, 23754), (1369, 14766), (1702, 11877), (2461, 8214), (2553, 7918), (2738, 7383), (3959, 5106), (4107, 4922)]