2019021824

素因数分解:

$2^{10}\times {\mathrm{109}}^1\times {\mathrm{18089}}^1$

素因数の和:18218

約数の個数: 44

約数和(自身を含む): 4073325300

約数和(自身を除く): 2054303476

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 512, 872, 1024, 1744, 3488, 6976, 13952, 18089, 27904, 36178, 55808, 72356, 111616, 144712, 289424, 578848, 1157696, 1971701, 2315392, 3943402, 4630784, 7886804, 9261568, 15773608, 18523136, 31547216, 63094432, 126188864, 252377728, 504755456, 1009510912, 2019021824]

約数ペア:

[(1, 2019021824), (2, 1009510912), (4, 504755456), (8, 252377728), (16, 126188864), (32, 63094432), (64, 31547216), (109, 18523136), (128, 15773608), (218, 9261568), (256, 7886804), (436, 4630784), (512, 3943402), (872, 2315392), (1024, 1971701), (1744, 1157696), (3488, 578848), (6976, 289424), (13952, 144712), (18089, 111616), (27904, 72356), (36178, 55808)]