17784342

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{349}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 40950000

約数和(自身を除く): 23165658

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 342, 349, 447, 698, 894, 1047, 1341, 2094, 2682, 2831, 3141, 5662, 6282, 6631, 8493, 13262, 16986, 19893, 25479, 39786, 50958, 52001, 59679, 104002, 119358, 156003, 312006, 468009, 936018, 988019, 1976038, 2964057, 5928114, 8892171, 17784342]

約数ペア:

[(1, 17784342), (2, 8892171), (3, 5928114), (6, 2964057), (9, 1976038), (18, 988019), (19, 936018), (38, 468009), (57, 312006), (114, 156003), (149, 119358), (171, 104002), (298, 59679), (342, 52001), (349, 50958), (447, 39786), (698, 25479), (894, 19893), (1047, 16986), (1341, 13262), (2094, 8493), (2682, 6631), (2831, 6282), (3141, 5662)]