20058813

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 31843200

約数和(自身を除く): 11784387

約数列:

[1, 3, 9, 19, 27, 57, 61, 171, 183, 513, 549, 641, 1159, 1647, 1923, 3477, 5769, 10431, 12179, 17307, 31293, 36537, 39101, 109611, 117303, 328833, 351909, 742919, 1055727, 2228757, 6686271, 20058813]

約数ペア:

[(1, 20058813), (3, 6686271), (9, 2228757), (19, 1055727), (27, 742919), (57, 351909), (61, 328833), (171, 117303), (183, 109611), (513, 39101), (549, 36537), (641, 31293), (1159, 17307), (1647, 12179), (1923, 10431), (3477, 5769)]