20165042744

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{883}}^1$

素因数の和:1321

約数の個数: 128

約数和(自身を含む): 47720724480

約数和(自身を除く): 27555681736

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 131, 154, 262, 283, 308, 524, 566, 616, 883, 917, 1048, 1132, 1441, 1766, 1834, 1981, 2264, 2882, 3113, 3532, 3668, 3962, 5764, 6181, 6226, 7064, 7336, 7924, 9713, 10087, 11528, 12362, 12452, 15848, 19426, 20174, 21791, 24724, 24904, 37073, 38852, 40348, 43582, 49448, 67991, 74146, 77704, 80696, 87164, 115673, 135982, 148292, 174328, 231346, 249889, 259511, 271964, 296584, 407803, 462692, 499778, 519022, 543928, 809711, 815606, 925384, 999556, 1038044, 1272403, 1619422, 1631212, 1749223, 1999112, 2076088, 2544806, 2748779, 2854621, 3238844, 3262424, 3498446, 5089612, 5497558, 5709242, 6477688, 6996892, 8906821, 10179224, 10995116, 11418484, 13993784, 17813642, 19241453, 21990232, 22836968, 32735459, 35627284, 38482906, 65470918, 71254568, 76965812, 130941836, 153931624, 229148213, 261883672, 360090049, 458296426, 720180098, 916592852, 1440360196, 1833185704, 2520630343, 2880720392, 5041260686, 10082521372, 20165042744]

約数ペア:

[(1, 20165042744), (2, 10082521372), (4, 5041260686), (7, 2880720392), (8, 2520630343), (11, 1833185704), (14, 1440360196), (22, 916592852), (28, 720180098), (44, 458296426), (56, 360090049), (77, 261883672), (88, 229148213), (131, 153931624), (154, 130941836), (262, 76965812), (283, 71254568), (308, 65470918), (524, 38482906), (566, 35627284), (616, 32735459), (883, 22836968), (917, 21990232), (1048, 19241453), (1132, 17813642), (1441, 13993784), (1766, 11418484), (1834, 10995116), (1981, 10179224), (2264, 8906821), (2882, 6996892), (3113, 6477688), (3532, 5709242), (3668, 5497558), (3962, 5089612), (5764, 3498446), (6181, 3262424), (6226, 3238844), (7064, 2854621), (7336, 2748779), (7924, 2544806), (9713, 2076088), (10087, 1999112), (11528, 1749223), (12362, 1631212), (12452, 1619422), (15848, 1272403), (19426, 1038044), (20174, 999556), (21791, 925384), (24724, 815606), (24904, 809711), (37073, 543928), (38852, 519022), (40348, 499778), (43582, 462692), (49448, 407803), (67991, 296584), (74146, 271964), (77704, 259511), (80696, 249889), (87164, 231346), (115673, 174328), (135982, 148292)]