20121053994

素因数分解:

$2^1\times 3^4\times {\mathrm{79}}^1\times {\mathrm{1572203}}^1$

素因数の和:1572296

約数の個数: 40

約数和(自身を含む): 45656804160

約数和(自身を除く): 25535750166

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 237, 474, 711, 1422, 2133, 4266, 6399, 12798, 1572203, 3144406, 4716609, 9433218, 14149827, 28299654, 42449481, 84898962, 124204037, 127348443, 248408074, 254696886, 372612111, 745224222, 1117836333, 2235672666, 3353508999, 6707017998, 10060526997, 20121053994]

約数ペア:

[(1, 20121053994), (2, 10060526997), (3, 6707017998), (6, 3353508999), (9, 2235672666), (18, 1117836333), (27, 745224222), (54, 372612111), (79, 254696886), (81, 248408074), (158, 127348443), (162, 124204037), (237, 84898962), (474, 42449481), (711, 28299654), (1422, 14149827), (2133, 9433218), (4266, 4716609), (6399, 3144406), (12798, 1572203)]