30181918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{571}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 51891840

約数和(自身を除く): 21709922

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 494, 571, 1142, 1391, 2033, 2782, 4066, 7423, 10849, 14846, 21698, 26429, 52858, 61097, 122194, 141037, 282074, 794261, 1160843, 1588522, 2321686, 15090959, 30181918]

約数ペア:

[(1, 30181918), (2, 15090959), (13, 2321686), (19, 1588522), (26, 1160843), (38, 794261), (107, 282074), (214, 141037), (247, 122194), (494, 61097), (571, 52858), (1142, 26429), (1391, 21698), (2033, 14846), (2782, 10849), (4066, 7423)]