1890962008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{115811}}^1$

素因数の和:115987

約数の個数: 32

約数和(自身を含む): 3842642160

約数和(自身を除く): 1951680152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 2041, 4082, 8164, 16328, 115811, 231622, 463244, 926488, 1505543, 3011086, 6022172, 12044344, 18182327, 36364654, 72729308, 145458616, 236370251, 472740502, 945481004, 1890962008]

約数ペア:

[(1, 1890962008), (2, 945481004), (4, 472740502), (8, 236370251), (13, 145458616), (26, 72729308), (52, 36364654), (104, 18182327), (157, 12044344), (314, 6022172), (628, 3011086), (1256, 1505543), (2041, 926488), (4082, 463244), (8164, 231622), (16328, 115811)]