20643139968

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{103981}}^1$

素因数の和:104056

約数の個数: 128

約数和(自身を含む): 61091504640

約数和(自身を除く): 40448364672

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 64, 66, 88, 94, 96, 128, 132, 141, 176, 188, 192, 264, 282, 352, 376, 384, 517, 528, 564, 704, 752, 1034, 1056, 1128, 1408, 1504, 1551, 2068, 2112, 2256, 3008, 3102, 4136, 4224, 4512, 6016, 6204, 8272, 9024, 12408, 16544, 18048, 24816, 33088, 49632, 66176, 99264, 103981, 198528, 207962, 311943, 415924, 623886, 831848, 1143791, 1247772, 1663696, 2287582, 2495544, 3327392, 3431373, 4575164, 4887107, 4991088, 6654784, 6862746, 9150328, 9774214, 9982176, 13309568, 13725492, 14661321, 18300656, 19548428, 19964352, 27450984, 29322642, 36601312, 39096856, 39928704, 53758177, 54901968, 58645284, 73202624, 78193712, 107516354, 109803936, 117290568, 146405248, 156387424, 161274531, 215032708, 219607872, 234581136, 312774848, 322549062, 430065416, 439215744, 469162272, 625549696, 645098124, 860130832, 938324544, 1290196248, 1720261664, 1876649088, 2580392496, 3440523328, 5160784992, 6881046656, 10321569984, 20643139968]

約数ペア:

[(1, 20643139968), (2, 10321569984), (3, 6881046656), (4, 5160784992), (6, 3440523328), (8, 2580392496), (11, 1876649088), (12, 1720261664), (16, 1290196248), (22, 938324544), (24, 860130832), (32, 645098124), (33, 625549696), (44, 469162272), (47, 439215744), (48, 430065416), (64, 322549062), (66, 312774848), (88, 234581136), (94, 219607872), (96, 215032708), (128, 161274531), (132, 156387424), (141, 146405248), (176, 117290568), (188, 109803936), (192, 107516354), (264, 78193712), (282, 73202624), (352, 58645284), (376, 54901968), (384, 53758177), (517, 39928704), (528, 39096856), (564, 36601312), (704, 29322642), (752, 27450984), (1034, 19964352), (1056, 19548428), (1128, 18300656), (1408, 14661321), (1504, 13725492), (1551, 13309568), (2068, 9982176), (2112, 9774214), (2256, 9150328), (3008, 6862746), (3102, 6654784), (4136, 4991088), (4224, 4887107), (4512, 4575164), (6016, 3431373), (6204, 3327392), (8272, 2495544), (9024, 2287582), (12408, 1663696), (16544, 1247772), (18048, 1143791), (24816, 831848), (33088, 623886), (49632, 415924), (66176, 311943), (99264, 207962), (103981, 198528)]