20860112

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14327}}^1$

素因数の和:14355

約数の個数: 40

約数和(自身を含む): 49746816

約数和(自身を除く): 28886704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 14327, 28654, 57308, 100289, 114616, 186251, 200578, 229232, 372502, 401156, 745004, 802312, 1303757, 1490008, 1604624, 2607514, 2980016, 5215028, 10430056, 20860112]

約数ペア:

[(1, 20860112), (2, 10430056), (4, 5215028), (7, 2980016), (8, 2607514), (13, 1604624), (14, 1490008), (16, 1303757), (26, 802312), (28, 745004), (52, 401156), (56, 372502), (91, 229232), (104, 200578), (112, 186251), (182, 114616), (208, 100289), (364, 57308), (728, 28654), (1456, 14327)]