20287702

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 33675264

約数和(自身を除く): 13387562

約数列:

[1, 2, 23, 31, 41, 46, 62, 82, 347, 694, 713, 943, 1271, 1426, 1886, 2542, 7981, 10757, 14227, 15962, 21514, 28454, 29233, 58466, 247411, 327221, 441037, 494822, 654442, 882074, 10143851, 20287702]

約数ペア:

[(1, 20287702), (2, 10143851), (23, 882074), (31, 654442), (41, 494822), (46, 441037), (62, 327221), (82, 247411), (347, 58466), (694, 29233), (713, 28454), (943, 21514), (1271, 15962), (1426, 14227), (1886, 10757), (2542, 7981)]