18996880592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{4019}}^1$

素因数の和:4284

約数の個数: 80

約数和(自身を含む): 38941257600

約数和(自身を除く): 19944377008

約数列:

[1, 2, 4, 8, 16, 29, 58, 61, 116, 122, 167, 232, 244, 334, 464, 488, 668, 976, 1336, 1769, 2672, 3538, 4019, 4843, 7076, 8038, 9686, 10187, 14152, 16076, 19372, 20374, 28304, 32152, 38744, 40748, 64304, 77488, 81496, 116551, 162992, 233102, 245159, 295423, 466204, 490318, 590846, 671173, 932408, 980636, 1181692, 1342346, 1864816, 1961272, 2363384, 2684692, 3922544, 4726768, 5369384, 7109611, 10738768, 14219222, 19464017, 28438444, 38928034, 40941553, 56876888, 77856068, 81883106, 113753776, 155712136, 163766212, 311424272, 327532424, 655064848, 1187305037, 2374610074, 4749220148, 9498440296, 18996880592]

約数ペア:

[(1, 18996880592), (2, 9498440296), (4, 4749220148), (8, 2374610074), (16, 1187305037), (29, 655064848), (58, 327532424), (61, 311424272), (116, 163766212), (122, 155712136), (167, 113753776), (232, 81883106), (244, 77856068), (334, 56876888), (464, 40941553), (488, 38928034), (668, 28438444), (976, 19464017), (1336, 14219222), (1769, 10738768), (2672, 7109611), (3538, 5369384), (4019, 4726768), (4843, 3922544), (7076, 2684692), (8038, 2363384), (9686, 1961272), (10187, 1864816), (14152, 1342346), (16076, 1181692), (19372, 980636), (20374, 932408), (28304, 671173), (32152, 590846), (38744, 490318), (40748, 466204), (64304, 295423), (77488, 245159), (81496, 233102), (116551, 162992)]