20782198528

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{892093}}^1$

素因数の和:892129

約数の個数: 72

約数和(自身を含む): 51056323808

約数和(自身を除く): 30274125280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 5824, 11648, 23296, 892093, 1784186, 3568372, 6244651, 7136744, 11597209, 12489302, 14273488, 23194418, 24978604, 28546976, 46388836, 49957208, 57093952, 81180463, 92777672, 99914416, 114187904, 162360926, 185555344, 199828832, 228375808, 324721852, 371110688, 399657664, 649443704, 742221376, 799315328, 1298887408, 1484442752, 1598630656, 2597774816, 2968885504, 5195549632, 10391099264, 20782198528]

約数ペア:

[(1, 20782198528), (2, 10391099264), (4, 5195549632), (7, 2968885504), (8, 2597774816), (13, 1598630656), (14, 1484442752), (16, 1298887408), (26, 799315328), (28, 742221376), (32, 649443704), (52, 399657664), (56, 371110688), (64, 324721852), (91, 228375808), (104, 199828832), (112, 185555344), (128, 162360926), (182, 114187904), (208, 99914416), (224, 92777672), (256, 81180463), (364, 57093952), (416, 49957208), (448, 46388836), (728, 28546976), (832, 24978604), (896, 23194418), (1456, 14273488), (1664, 12489302), (1792, 11597209), (2912, 7136744), (3328, 6244651), (5824, 3568372), (11648, 1784186), (23296, 892093)]