20433712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3221

約数の個数: 40

約数和(自身を含む): 44024960

約数和(自身を除く): 23591248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3169, 3224, 6338, 6448, 12676, 25352, 41197, 50704, 82394, 98239, 164788, 196478, 329576, 392956, 659152, 785912, 1277107, 1571824, 2554214, 5108428, 10216856, 20433712]

約数ペア:

[(1, 20433712), (2, 10216856), (4, 5108428), (8, 2554214), (13, 1571824), (16, 1277107), (26, 785912), (31, 659152), (52, 392956), (62, 329576), (104, 196478), (124, 164788), (208, 98239), (248, 82394), (403, 50704), (496, 41197), (806, 25352), (1612, 12676), (3169, 6448), (3224, 6338)]