39999632

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1237}}^1$

素因数の和:1335

約数の個数: 40

約数和(自身を含む): 81054336

約数和(自身を除く): 41054704

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1237, 2021, 2474, 4042, 4948, 8084, 9896, 16168, 19792, 32336, 53191, 58139, 106382, 116278, 212764, 232556, 425528, 465112, 851056, 930224, 2499977, 4999954, 9999908, 19999816, 39999632]

約数ペア:

[(1, 39999632), (2, 19999816), (4, 9999908), (8, 4999954), (16, 2499977), (43, 930224), (47, 851056), (86, 465112), (94, 425528), (172, 232556), (188, 212764), (344, 116278), (376, 106382), (688, 58139), (752, 53191), (1237, 32336), (2021, 19792), (2474, 16168), (4042, 9896), (4948, 8084)]