19493313309

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{30661}}^1$

素因数の和:30887

約数の個数: 40

約数和(自身を含む): 29918262528

約数和(自身を除く): 10424949219

約数列:

[1, 3, 9, 27, 47, 81, 141, 167, 423, 501, 1269, 1503, 3807, 4509, 7849, 13527, 23547, 30661, 70641, 91983, 211923, 275949, 635769, 827847, 1441067, 2483541, 4323201, 5120387, 12969603, 15361161, 38908809, 46083483, 116726427, 138250449, 240658189, 414751347, 721974567, 2165923701, 6497771103, 19493313309]

約数ペア:

[(1, 19493313309), (3, 6497771103), (9, 2165923701), (27, 721974567), (47, 414751347), (81, 240658189), (141, 138250449), (167, 116726427), (423, 46083483), (501, 38908809), (1269, 15361161), (1503, 12969603), (3807, 5120387), (4509, 4323201), (7849, 2483541), (13527, 1441067), (23547, 827847), (30661, 635769), (70641, 275949), (91983, 211923)]