19942086976

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{839879}}^1$

素因数の和:839951

約数の個数: 56

約数和(自身を含む): 46079176320

約数和(自身を除く): 26137089344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 742, 848, 1484, 1696, 2968, 3392, 5936, 11872, 23744, 839879, 1679758, 3359516, 5879153, 6719032, 11758306, 13438064, 23516612, 26876128, 44513587, 47033224, 53752256, 89027174, 94066448, 178054348, 188132896, 311595109, 356108696, 376265792, 623190218, 712217392, 1246380436, 1424434784, 2492760872, 2848869568, 4985521744, 9971043488, 19942086976]

約数ペア:

[(1, 19942086976), (2, 9971043488), (4, 4985521744), (7, 2848869568), (8, 2492760872), (14, 1424434784), (16, 1246380436), (28, 712217392), (32, 623190218), (53, 376265792), (56, 356108696), (64, 311595109), (106, 188132896), (112, 178054348), (212, 94066448), (224, 89027174), (371, 53752256), (424, 47033224), (448, 44513587), (742, 26876128), (848, 23516612), (1484, 13438064), (1696, 11758306), (2968, 6719032), (3392, 5879153), (5936, 3359516), (11872, 1679758), (23744, 839879)]