20119404

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 50086400

約数和(自身を除く): 29966996

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 79, 114, 158, 228, 237, 316, 474, 948, 1117, 1501, 2234, 3002, 3351, 4468, 4503, 6004, 6702, 9006, 13404, 18012, 21223, 42446, 63669, 84892, 88243, 127338, 176486, 254676, 264729, 352972, 529458, 1058916, 1676617, 3353234, 5029851, 6706468, 10059702, 20119404]

約数ペア:

[(1, 20119404), (2, 10059702), (3, 6706468), (4, 5029851), (6, 3353234), (12, 1676617), (19, 1058916), (38, 529458), (57, 352972), (76, 264729), (79, 254676), (114, 176486), (158, 127338), (228, 88243), (237, 84892), (316, 63669), (474, 42446), (948, 21223), (1117, 18012), (1501, 13404), (2234, 9006), (3002, 6702), (3351, 6004), (4468, 4503)]