20207304

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21589}}^1$

素因数の和:21614

約数の個数: 48

約数和(自身を含む): 58940700

約数和(自身を除く): 38733396

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21589, 43178, 64767, 86356, 129534, 172712, 194301, 259068, 280657, 388602, 518136, 561314, 777204, 841971, 1122628, 1554408, 1683942, 2245256, 2525913, 3367884, 5051826, 6735768, 10103652, 20207304]

約数ペア:

[(1, 20207304), (2, 10103652), (3, 6735768), (4, 5051826), (6, 3367884), (8, 2525913), (9, 2245256), (12, 1683942), (13, 1554408), (18, 1122628), (24, 841971), (26, 777204), (36, 561314), (39, 518136), (52, 388602), (72, 280657), (78, 259068), (104, 194301), (117, 172712), (156, 129534), (234, 86356), (312, 64767), (468, 43178), (936, 21589)]