19485451106

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{661}}^1\times {\mathrm{673}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 32401280184

約数和(自身を除く): 12915829078

約数列:

[1, 2, 11, 22, 121, 181, 242, 362, 661, 673, 1322, 1346, 1991, 3982, 7271, 7403, 14542, 14806, 21901, 43802, 79981, 81433, 119641, 121813, 159962, 162866, 239282, 243626, 444853, 889706, 1316051, 1339943, 2632102, 2679886, 4893383, 9786766, 14476561, 14739373, 28953122, 29478746, 53827213, 80518393, 107654426, 161036786, 885702323, 1771404646, 9742725553, 19485451106]

約数ペア:

[(1, 19485451106), (2, 9742725553), (11, 1771404646), (22, 885702323), (121, 161036786), (181, 107654426), (242, 80518393), (362, 53827213), (661, 29478746), (673, 28953122), (1322, 14739373), (1346, 14476561), (1991, 9786766), (3982, 4893383), (7271, 2679886), (7403, 2632102), (14542, 1339943), (14806, 1316051), (21901, 889706), (43802, 444853), (79981, 243626), (81433, 239282), (119641, 162866), (121813, 159962)]