20188395424

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{863047}}^1$

素因数の和:863117

約数の個数: 48

約数和(自身を含む): 43062643008

約数和(自身を除く): 22874247584

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 272, 344, 544, 688, 731, 1376, 1462, 2924, 5848, 11696, 23392, 863047, 1726094, 3452188, 6904376, 13808752, 14671799, 27617504, 29343598, 37111021, 58687196, 74222042, 117374392, 148444084, 234748784, 296888168, 469497568, 593776336, 630887357, 1187552672, 1261774714, 2523549428, 5047098856, 10094197712, 20188395424]

約数ペア:

[(1, 20188395424), (2, 10094197712), (4, 5047098856), (8, 2523549428), (16, 1261774714), (17, 1187552672), (32, 630887357), (34, 593776336), (43, 469497568), (68, 296888168), (86, 234748784), (136, 148444084), (172, 117374392), (272, 74222042), (344, 58687196), (544, 37111021), (688, 29343598), (731, 27617504), (1376, 14671799), (1462, 13808752), (2924, 6904376), (5848, 3452188), (11696, 1726094), (23392, 863047)]