20307768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{65089}}^1$

素因数の和:65111

約数の個数: 32

約数和(自身を含む): 54675600

約数和(自身を除く): 34367832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 65089, 130178, 195267, 260356, 390534, 520712, 781068, 846157, 1562136, 1692314, 2538471, 3384628, 5076942, 6769256, 10153884, 20307768]

約数ペア:

[(1, 20307768), (2, 10153884), (3, 6769256), (4, 5076942), (6, 3384628), (8, 2538471), (12, 1692314), (13, 1562136), (24, 846157), (26, 781068), (39, 520712), (52, 390534), (78, 260356), (104, 195267), (156, 130178), (312, 65089)]