20647035264

素因数分解:

$2^7\times 3^1\times {\mathrm{163}}^1\times {\mathrm{329867}}^1$

素因数の和:330047

約数の個数: 64

約数和(自身を含む): 55180319040

約数和(自身を除く): 34533283776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 163, 192, 326, 384, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 10432, 15648, 20864, 31296, 62592, 329867, 659734, 989601, 1319468, 1979202, 2638936, 3958404, 5277872, 7916808, 10555744, 15833616, 21111488, 31667232, 42222976, 53768321, 63334464, 107536642, 126668928, 161304963, 215073284, 322609926, 430146568, 645219852, 860293136, 1290439704, 1720586272, 2580879408, 3441172544, 5161758816, 6882345088, 10323517632, 20647035264]

約数ペア:

[(1, 20647035264), (2, 10323517632), (3, 6882345088), (4, 5161758816), (6, 3441172544), (8, 2580879408), (12, 1720586272), (16, 1290439704), (24, 860293136), (32, 645219852), (48, 430146568), (64, 322609926), (96, 215073284), (128, 161304963), (163, 126668928), (192, 107536642), (326, 63334464), (384, 53768321), (489, 42222976), (652, 31667232), (978, 21111488), (1304, 15833616), (1956, 10555744), (2608, 7916808), (3912, 5277872), (5216, 3958404), (7824, 2638936), (10432, 1979202), (15648, 1319468), (20864, 989601), (31296, 659734), (62592, 329867)]