19540892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1597}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 42954240

約数和(自身を除く): 23413348

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1597, 1748, 3059, 3194, 6118, 6388, 11179, 12236, 22358, 30343, 36731, 44716, 60686, 73462, 121372, 146924, 212401, 257117, 424802, 514234, 697889, 849604, 1028468, 1395778, 2791556, 4885223, 9770446, 19540892]

約数ペア:

[(1, 19540892), (2, 9770446), (4, 4885223), (7, 2791556), (14, 1395778), (19, 1028468), (23, 849604), (28, 697889), (38, 514234), (46, 424802), (76, 257117), (92, 212401), (133, 146924), (161, 121372), (266, 73462), (322, 60686), (437, 44716), (532, 36731), (644, 30343), (874, 22358), (1597, 12236), (1748, 11179), (3059, 6388), (3194, 6118)]