20169966249

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{87959}}^1$

素因数の和:88139

約数の個数: 40

約数和(自身を含む): 31929480000

約数和(自身を除く): 11759513751

約数列:

[1, 3, 9, 19, 27, 57, 81, 149, 171, 447, 513, 1341, 1539, 2831, 4023, 8493, 12069, 25479, 76437, 87959, 229311, 263877, 791631, 1671221, 2374893, 5013663, 7124679, 13105891, 15040989, 39317673, 45122967, 117953019, 135368901, 249011929, 353859057, 747035787, 1061577171, 2241107361, 6723322083, 20169966249]

約数ペア:

[(1, 20169966249), (3, 6723322083), (9, 2241107361), (19, 1061577171), (27, 747035787), (57, 353859057), (81, 249011929), (149, 135368901), (171, 117953019), (447, 45122967), (513, 39317673), (1341, 15040989), (1539, 13105891), (2831, 7124679), (4023, 5013663), (8493, 2374893), (12069, 1671221), (25479, 791631), (76437, 263877), (87959, 229311)]