20762974

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 13166306

約数列:

[1, 2, 23, 41, 46, 82, 101, 109, 202, 218, 943, 1886, 2323, 2507, 4141, 4469, 4646, 5014, 8282, 8938, 11009, 22018, 95243, 102787, 190486, 205574, 253207, 451369, 506414, 902738, 10381487, 20762974]

約数ペア:

[(1, 20762974), (2, 10381487), (23, 902738), (41, 506414), (46, 451369), (82, 253207), (101, 205574), (109, 190486), (202, 102787), (218, 95243), (943, 22018), (1886, 11009), (2323, 8938), (2507, 8282), (4141, 5014), (4469, 4646)]