20532016

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 40979520

約数和(自身を除く): 20447504

約数列:

[1, 2, 4, 8, 16, 67, 107, 134, 179, 214, 268, 358, 428, 536, 716, 856, 1072, 1432, 1712, 2864, 7169, 11993, 14338, 19153, 23986, 28676, 38306, 47972, 57352, 76612, 95944, 114704, 153224, 191888, 306448, 1283251, 2566502, 5133004, 10266008, 20532016]

約数ペア:

[(1, 20532016), (2, 10266008), (4, 5133004), (8, 2566502), (16, 1283251), (67, 306448), (107, 191888), (134, 153224), (179, 114704), (214, 95944), (268, 76612), (358, 57352), (428, 47972), (536, 38306), (716, 28676), (856, 23986), (1072, 19153), (1432, 14338), (1712, 11993), (2864, 7169)]