20303748

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{6337}}^1$

素因数の和:6436

約数の個数: 36

約数和(自身を含む): 51908220

約数和(自身を除く): 31604472

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 6337, 12674, 19011, 25348, 38022, 57033, 76044, 114066, 228132, 563993, 1127986, 1691979, 2255972, 3383958, 5075937, 6767916, 10151874, 20303748]

約数ペア:

[(1, 20303748), (2, 10151874), (3, 6767916), (4, 5075937), (6, 3383958), (9, 2255972), (12, 1691979), (18, 1127986), (36, 563993), (89, 228132), (178, 114066), (267, 76044), (356, 57033), (534, 38022), (801, 25348), (1068, 19011), (1602, 12674), (3204, 6337)]