20165378804984

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{17452433}}^1$

素因数の和:17452932

約数の個数: 64

約数和(自身を含む): 44231448729600

約数和(自身を除く): 24066069924616

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 439, 658, 878, 1316, 1756, 2632, 3073, 3512, 6146, 12292, 20633, 24584, 41266, 82532, 144431, 165064, 288862, 577724, 1155448, 17452433, 34904866, 69809732, 122167031, 139619464, 244334062, 488668124, 820264351, 977336248, 1640528702, 3281057404, 5741850457, 6562114808, 7661618087, 11483700914, 15323236174, 22967401828, 30646472348, 45934803656, 53631326609, 61292944696, 107262653218, 214525306436, 360096050089, 429050612872, 720192100178, 1440384200356, 2520672350623, 2880768400712, 5041344701246, 10082689402492, 20165378804984]

約数ペア:

[(1, 20165378804984), (2, 10082689402492), (4, 5041344701246), (7, 2880768400712), (8, 2520672350623), (14, 1440384200356), (28, 720192100178), (47, 429050612872), (56, 360096050089), (94, 214525306436), (188, 107262653218), (329, 61292944696), (376, 53631326609), (439, 45934803656), (658, 30646472348), (878, 22967401828), (1316, 15323236174), (1756, 11483700914), (2632, 7661618087), (3073, 6562114808), (3512, 5741850457), (6146, 3281057404), (12292, 1640528702), (20633, 977336248), (24584, 820264351), (41266, 488668124), (82532, 244334062), (144431, 139619464), (165064, 122167031), (288862, 69809732), (577724, 34904866), (1155448, 17452433)]