19946098730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1187}}^1\times {\mathrm{1499}}^1$

素因数の和:2771

約数の個数: 64

約数和(自身を含む): 38491200000

約数和(自身を除く): 18545101270

約数列:

[1, 2, 5, 10, 19, 38, 59, 95, 118, 190, 295, 590, 1121, 1187, 1499, 2242, 2374, 2998, 5605, 5935, 7495, 11210, 11870, 14990, 22553, 28481, 45106, 56962, 70033, 88441, 112765, 140066, 142405, 176882, 225530, 284810, 350165, 442205, 700330, 884410, 1330627, 1680379, 1779313, 2661254, 3360758, 3558626, 6653135, 8401895, 8896565, 13306270, 16803790, 17793130, 33806947, 67613894, 104979467, 169034735, 209958934, 338069470, 524897335, 1049794670, 1994609873, 3989219746, 9973049365, 19946098730]

約数ペア:

[(1, 19946098730), (2, 9973049365), (5, 3989219746), (10, 1994609873), (19, 1049794670), (38, 524897335), (59, 338069470), (95, 209958934), (118, 169034735), (190, 104979467), (295, 67613894), (590, 33806947), (1121, 17793130), (1187, 16803790), (1499, 13306270), (2242, 8896565), (2374, 8401895), (2998, 6653135), (5605, 3558626), (5935, 3360758), (7495, 2661254), (11210, 1779313), (11870, 1680379), (14990, 1330627), (22553, 884410), (28481, 700330), (45106, 442205), (56962, 350165), (70033, 284810), (88441, 225530), (112765, 176882), (140066, 142405)]