20192238129

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1741}}^1\times {\mathrm{6991}}^1$

素因数の和:8821

約数の個数: 32

約数和(自身を含む): 31180963840

約数和(自身を除く): 10988725711

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 1741, 5223, 6991, 12187, 20973, 36561, 48937, 137539, 146811, 412617, 552289, 962773, 1656867, 2888319, 3866023, 11598069, 12171331, 36513993, 85199317, 255597951, 961535149, 2884605447, 6730746043, 20192238129]

約数ペア:

[(1, 20192238129), (3, 6730746043), (7, 2884605447), (21, 961535149), (79, 255597951), (237, 85199317), (553, 36513993), (1659, 12171331), (1741, 11598069), (5223, 3866023), (6991, 2888319), (12187, 1656867), (20973, 962773), (36561, 552289), (48937, 412617), (137539, 146811)]