20155229072

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{9257}}^1$

素因数の和:9504

約数の個数: 80

約数和(自身を含む): 43394097600

約数和(自身を除く): 23238868528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 139, 176, 178, 278, 356, 556, 712, 979, 1112, 1424, 1529, 1958, 2224, 3058, 3916, 6116, 7832, 9257, 12232, 12371, 15664, 18514, 24464, 24742, 37028, 49484, 74056, 98968, 101827, 136081, 148112, 197936, 203654, 272162, 407308, 544324, 814616, 823873, 1088648, 1286723, 1629232, 1647746, 2177296, 2573446, 3295492, 5146892, 6590984, 9062603, 10293784, 13181968, 14153953, 18125206, 20587568, 28307906, 36250412, 56615812, 72500824, 113231624, 114518347, 145001648, 226463248, 229036694, 458073388, 916146776, 1259701817, 1832293552, 2519403634, 5038807268, 10077614536, 20155229072]

約数ペア:

[(1, 20155229072), (2, 10077614536), (4, 5038807268), (8, 2519403634), (11, 1832293552), (16, 1259701817), (22, 916146776), (44, 458073388), (88, 229036694), (89, 226463248), (139, 145001648), (176, 114518347), (178, 113231624), (278, 72500824), (356, 56615812), (556, 36250412), (712, 28307906), (979, 20587568), (1112, 18125206), (1424, 14153953), (1529, 13181968), (1958, 10293784), (2224, 9062603), (3058, 6590984), (3916, 5146892), (6116, 3295492), (7832, 2573446), (9257, 2177296), (12232, 1647746), (12371, 1629232), (15664, 1286723), (18514, 1088648), (24464, 823873), (24742, 814616), (37028, 544324), (49484, 407308), (74056, 272162), (98968, 203654), (101827, 197936), (136081, 148112)]