19100105980

素因数分解:

$2^2\times 5^1\times {\mathrm{58991}}^1\times {\mathrm{16189}}^1$

素因数の和:75189

約数の個数: 24

約数和(自身を含む): 40113380160

約数和(自身を除く): 21013274180

約数列:

[1, 2, 4, 5, 10, 20, 16189, 32378, 58991, 64756, 80945, 117982, 161890, 235964, 294955, 323780, 589910, 1179820, 955005299, 1910010598, 3820021196, 4775026495, 9550052990, 19100105980]

約数ペア:

[(1, 19100105980), (2, 9550052990), (4, 4775026495), (5, 3820021196), (10, 1910010598), (20, 955005299), (16189, 1179820), (32378, 589910), (58991, 323780), (64756, 294955), (80945, 235964), (117982, 161890)]