20120851904

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1\times {\mathrm{863}}^1$

素因数の和:1282

約数の個数: 112

約数和(自身を含む): 42725449728

約数和(自身を除く): 22604597824

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 184, 188, 337, 368, 376, 674, 736, 752, 863, 1081, 1348, 1472, 1504, 1726, 2162, 2696, 3008, 3452, 4324, 5392, 6904, 7751, 8648, 10784, 13808, 15502, 15839, 17296, 19849, 21568, 27616, 31004, 31678, 34592, 39698, 40561, 55232, 62008, 63356, 69184, 79396, 81122, 124016, 126712, 158792, 162244, 248032, 253424, 290831, 317584, 324488, 364297, 496064, 506848, 581662, 635168, 648976, 728594, 932903, 1013696, 1163324, 1270336, 1297952, 1457188, 1865806, 2326648, 2595904, 2914376, 3731612, 4653296, 5828752, 6689113, 7463224, 9306592, 11657504, 13378226, 13669057, 14926448, 18613184, 23315008, 26756452, 27338114, 29852896, 53512904, 54676228, 59705792, 107025808, 109352456, 214051616, 218704912, 314388311, 428103232, 437409824, 628776622, 874819648, 1257553244, 2515106488, 5030212976, 10060425952, 20120851904]

約数ペア:

[(1, 20120851904), (2, 10060425952), (4, 5030212976), (8, 2515106488), (16, 1257553244), (23, 874819648), (32, 628776622), (46, 437409824), (47, 428103232), (64, 314388311), (92, 218704912), (94, 214051616), (184, 109352456), (188, 107025808), (337, 59705792), (368, 54676228), (376, 53512904), (674, 29852896), (736, 27338114), (752, 26756452), (863, 23315008), (1081, 18613184), (1348, 14926448), (1472, 13669057), (1504, 13378226), (1726, 11657504), (2162, 9306592), (2696, 7463224), (3008, 6689113), (3452, 5828752), (4324, 4653296), (5392, 3731612), (6904, 2914376), (7751, 2595904), (8648, 2326648), (10784, 1865806), (13808, 1457188), (15502, 1297952), (15839, 1270336), (17296, 1163324), (19849, 1013696), (21568, 932903), (27616, 728594), (31004, 648976), (31678, 635168), (34592, 581662), (39698, 506848), (40561, 496064), (55232, 364297), (62008, 324488), (63356, 317584), (69184, 290831), (79396, 253424), (81122, 248032), (124016, 162244), (126712, 158792)]