20121542464

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2707}}^1$

素因数の和:2872

約数の個数: 112

約数和(自身を含む): 42552038848

約数和(自身を除く): 22430496384

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 73, 74, 86, 146, 148, 172, 292, 296, 344, 584, 592, 688, 1168, 1184, 1376, 1591, 2336, 2368, 2701, 2707, 2752, 3139, 3182, 4672, 5402, 5414, 6278, 6364, 10804, 10828, 12556, 12728, 21608, 21656, 25112, 25456, 43216, 43312, 50224, 50912, 86432, 86624, 100159, 100448, 101824, 116143, 116401, 172864, 173248, 197611, 200318, 200896, 232286, 232802, 395222, 400636, 464572, 465604, 790444, 801272, 929144, 931208, 1580888, 1602544, 1858288, 1862416, 3161776, 3205088, 3716576, 3724832, 4306837, 6323552, 6410176, 7311607, 7433152, 7449664, 8497273, 8613674, 12647104, 14623214, 16994546, 17227348, 29246428, 33989092, 34454696, 58492856, 67978184, 68909392, 116985712, 135956368, 137818784, 233971424, 271912736, 275637568, 314399101, 467942848, 543825472, 628798202, 1257596404, 2515192808, 5030385616, 10060771232, 20121542464]

約数ペア:

[(1, 20121542464), (2, 10060771232), (4, 5030385616), (8, 2515192808), (16, 1257596404), (32, 628798202), (37, 543825472), (43, 467942848), (64, 314399101), (73, 275637568), (74, 271912736), (86, 233971424), (146, 137818784), (148, 135956368), (172, 116985712), (292, 68909392), (296, 67978184), (344, 58492856), (584, 34454696), (592, 33989092), (688, 29246428), (1168, 17227348), (1184, 16994546), (1376, 14623214), (1591, 12647104), (2336, 8613674), (2368, 8497273), (2701, 7449664), (2707, 7433152), (2752, 7311607), (3139, 6410176), (3182, 6323552), (4672, 4306837), (5402, 3724832), (5414, 3716576), (6278, 3205088), (6364, 3161776), (10804, 1862416), (10828, 1858288), (12556, 1602544), (12728, 1580888), (21608, 931208), (21656, 929144), (25112, 801272), (25456, 790444), (43216, 465604), (43312, 464572), (50224, 400636), (50912, 395222), (86432, 232802), (86624, 232286), (100159, 200896), (100448, 200318), (101824, 197611), (116143, 173248), (116401, 172864)]