18729536

素因数分解:

$2^6\times 7^1\times {\mathrm{97}}^1\times {\mathrm{431}}^1$

素因数の和:547

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 24283840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 194, 224, 388, 431, 448, 679, 776, 862, 1358, 1552, 1724, 2716, 3017, 3104, 3448, 5432, 6034, 6208, 6896, 10864, 12068, 13792, 21728, 24136, 27584, 41807, 43456, 48272, 83614, 96544, 167228, 193088, 292649, 334456, 585298, 668912, 1170596, 1337824, 2341192, 2675648, 4682384, 9364768, 18729536]

約数ペア:

[(1, 18729536), (2, 9364768), (4, 4682384), (7, 2675648), (8, 2341192), (14, 1337824), (16, 1170596), (28, 668912), (32, 585298), (56, 334456), (64, 292649), (97, 193088), (112, 167228), (194, 96544), (224, 83614), (388, 48272), (431, 43456), (448, 41807), (679, 27584), (776, 24136), (862, 21728), (1358, 13792), (1552, 12068), (1724, 10864), (2716, 6896), (3017, 6208), (3104, 6034), (3448, 5432)]