220187878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 352864512

約数和(自身を除く): 132676634

約数列:

[1, 2, 23, 46, 83, 101, 166, 202, 571, 1142, 1909, 2323, 3818, 4646, 8383, 13133, 16766, 26266, 47393, 57671, 94786, 115342, 192809, 385618, 1090039, 1326433, 2180078, 2652866, 4786693, 9573386, 110093939, 220187878]

約数ペア:

[(1, 220187878), (2, 110093939), (23, 9573386), (46, 4786693), (83, 2652866), (101, 2180078), (166, 1326433), (202, 1090039), (571, 385618), (1142, 192809), (1909, 115342), (2323, 94786), (3818, 57671), (4646, 47393), (8383, 26266), (13133, 16766)]