30691422

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2157

約数の個数: 48

約数和(自身を含む): 71660160

約数和(自身を除く): 40968738

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 258, 342, 387, 774, 817, 1634, 2087, 2451, 4174, 4902, 6261, 7353, 12522, 14706, 18783, 37566, 39653, 79306, 89741, 118959, 179482, 237918, 269223, 356877, 538446, 713754, 807669, 1615338, 1705079, 3410158, 5115237, 10230474, 15345711, 30691422]

約数ペア:

[(1, 30691422), (2, 15345711), (3, 10230474), (6, 5115237), (9, 3410158), (18, 1705079), (19, 1615338), (38, 807669), (43, 713754), (57, 538446), (86, 356877), (114, 269223), (129, 237918), (171, 179482), (258, 118959), (342, 89741), (387, 79306), (774, 39653), (817, 37566), (1634, 18783), (2087, 14706), (2451, 12522), (4174, 7353), (4902, 6261)]