20492056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1913}}^1$

素因数の和:2035

約数の個数: 32

約数和(自身を含む): 41801760

約数和(自身を除く): 21309704

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 206, 412, 824, 1339, 1913, 2678, 3826, 5356, 7652, 10712, 15304, 24869, 49738, 99476, 197039, 198952, 394078, 788156, 1576312, 2561507, 5123014, 10246028, 20492056]

約数ペア:

[(1, 20492056), (2, 10246028), (4, 5123014), (8, 2561507), (13, 1576312), (26, 788156), (52, 394078), (103, 198952), (104, 197039), (206, 99476), (412, 49738), (824, 24869), (1339, 15304), (1913, 10712), (2678, 7652), (3826, 5356)]