20173896344

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{44371}}^1$

素因数の和:44760

約数の個数: 64

約数和(自身を含む): 45238141440

約数和(自身を除く): 25064245096

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 353, 644, 706, 1288, 1412, 2471, 2824, 4942, 8119, 9884, 16238, 19768, 32476, 44371, 56833, 64952, 88742, 113666, 177484, 227332, 310597, 354968, 454664, 621194, 1020533, 1242388, 2041066, 2484776, 4082132, 7143731, 8164264, 14287462, 15662963, 28574924, 31325926, 57149848, 62651852, 109640741, 125303704, 219281482, 360248149, 438562964, 720496298, 877125928, 1440992596, 2521737043, 2881985192, 5043474086, 10086948172, 20173896344]

約数ペア:

[(1, 20173896344), (2, 10086948172), (4, 5043474086), (7, 2881985192), (8, 2521737043), (14, 1440992596), (23, 877125928), (28, 720496298), (46, 438562964), (56, 360248149), (92, 219281482), (161, 125303704), (184, 109640741), (322, 62651852), (353, 57149848), (644, 31325926), (706, 28574924), (1288, 15662963), (1412, 14287462), (2471, 8164264), (2824, 7143731), (4942, 4082132), (8119, 2484776), (9884, 2041066), (16238, 1242388), (19768, 1020533), (32476, 621194), (44371, 454664), (56833, 354968), (64952, 310597), (88742, 227332), (113666, 177484)]