30815916

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{19603}}^1$

素因数の和:19741

約数の個数: 24

約数和(自身を含む): 72456384

約数和(自身を除く): 41640468

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 19603, 39206, 58809, 78412, 117618, 235236, 2567993, 5135986, 7703979, 10271972, 15407958, 30815916]

約数ペア:

[(1, 30815916), (2, 15407958), (3, 10271972), (4, 7703979), (6, 5135986), (12, 2567993), (131, 235236), (262, 117618), (393, 78412), (524, 58809), (786, 39206), (1572, 19603)]