20911870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17573}}^1$

素因数の和:17604

約数の個数: 32

約数和(自身を含む): 45551808

約数和(自身を除く): 24639938

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17573, 35146, 87865, 123011, 175730, 246022, 298741, 597482, 615055, 1230110, 1493705, 2091187, 2987410, 4182374, 10455935, 20911870]

約数ペア:

[(1, 20911870), (2, 10455935), (5, 4182374), (7, 2987410), (10, 2091187), (14, 1493705), (17, 1230110), (34, 615055), (35, 597482), (70, 298741), (85, 246022), (119, 175730), (170, 123011), (238, 87865), (595, 35146), (1190, 17573)]