19685504

素因数分解:

$2^7\times {\mathrm{113}}^1\times {\mathrm{1361}}^1$

素因数の和:1488

約数の個数: 32

約数和(自身を含む): 39593340

約数和(自身を除く): 19907836

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 128, 226, 452, 904, 1361, 1808, 2722, 3616, 5444, 7232, 10888, 14464, 21776, 43552, 87104, 153793, 174208, 307586, 615172, 1230344, 2460688, 4921376, 9842752, 19685504]

約数ペア:

[(1, 19685504), (2, 9842752), (4, 4921376), (8, 2460688), (16, 1230344), (32, 615172), (64, 307586), (113, 174208), (128, 153793), (226, 87104), (452, 43552), (904, 21776), (1361, 14464), (1808, 10888), (2722, 7232), (3616, 5444)]