20014676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 40824000

約数和(自身を除く): 20809324

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 89, 178, 209, 269, 356, 418, 538, 836, 979, 1076, 1691, 1958, 2959, 3382, 3916, 5111, 5918, 6764, 10222, 11836, 18601, 20444, 23941, 37202, 47882, 56221, 74404, 95764, 112442, 224884, 263351, 454879, 526702, 909758, 1053404, 1819516, 5003669, 10007338, 20014676]

約数ペア:

[(1, 20014676), (2, 10007338), (4, 5003669), (11, 1819516), (19, 1053404), (22, 909758), (38, 526702), (44, 454879), (76, 263351), (89, 224884), (178, 112442), (209, 95764), (269, 74404), (356, 56221), (418, 47882), (538, 37202), (836, 23941), (979, 20444), (1076, 18601), (1691, 11836), (1958, 10222), (2959, 6764), (3382, 5918), (3916, 5111)]