20501556

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1259}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 30301644

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 59, 69, 92, 118, 138, 177, 236, 276, 354, 708, 1259, 1357, 2518, 2714, 3777, 4071, 5036, 5428, 7554, 8142, 15108, 16284, 28957, 57914, 74281, 86871, 115828, 148562, 173742, 222843, 297124, 347484, 445686, 891372, 1708463, 3416926, 5125389, 6833852, 10250778, 20501556]

約数ペア:

[(1, 20501556), (2, 10250778), (3, 6833852), (4, 5125389), (6, 3416926), (12, 1708463), (23, 891372), (46, 445686), (59, 347484), (69, 297124), (92, 222843), (118, 173742), (138, 148562), (177, 115828), (236, 86871), (276, 74281), (354, 57914), (708, 28957), (1259, 16284), (1357, 15108), (2518, 8142), (2714, 7554), (3777, 5428), (4071, 5036)]