20220208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{941}}^1$

素因数の和:1045

約数の個数: 40

約数和(自身を含む): 42050880

約数和(自身を除く): 21830672

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 79, 136, 158, 272, 316, 632, 941, 1264, 1343, 1882, 2686, 3764, 5372, 7528, 10744, 15056, 15997, 21488, 31994, 63988, 74339, 127976, 148678, 255952, 297356, 594712, 1189424, 1263763, 2527526, 5055052, 10110104, 20220208]

約数ペア:

[(1, 20220208), (2, 10110104), (4, 5055052), (8, 2527526), (16, 1263763), (17, 1189424), (34, 594712), (68, 297356), (79, 255952), (136, 148678), (158, 127976), (272, 74339), (316, 63988), (632, 31994), (941, 21488), (1264, 15997), (1343, 15056), (1882, 10744), (2686, 7528), (3764, 5372)]