20779392

素因数分解:

$2^7\times 3^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 56291760

約数和(自身を除く): 35512368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 64, 96, 106, 128, 159, 192, 212, 318, 384, 424, 636, 848, 1021, 1272, 1696, 2042, 2544, 3063, 3392, 4084, 5088, 6126, 6784, 8168, 10176, 12252, 16336, 20352, 24504, 32672, 49008, 54113, 65344, 98016, 108226, 130688, 162339, 196032, 216452, 324678, 392064, 432904, 649356, 865808, 1298712, 1731616, 2597424, 3463232, 5194848, 6926464, 10389696, 20779392]

約数ペア:

[(1, 20779392), (2, 10389696), (3, 6926464), (4, 5194848), (6, 3463232), (8, 2597424), (12, 1731616), (16, 1298712), (24, 865808), (32, 649356), (48, 432904), (53, 392064), (64, 324678), (96, 216452), (106, 196032), (128, 162339), (159, 130688), (192, 108226), (212, 98016), (318, 65344), (384, 54113), (424, 49008), (636, 32672), (848, 24504), (1021, 20352), (1272, 16336), (1696, 12252), (2042, 10176), (2544, 8168), (3063, 6784), (3392, 6126), (4084, 5088)]