139567312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19961}}^1$

素因数の和:20011

約数の個数: 40

約数和(自身を含む): 297034560

約数和(自身を除く): 157467248

約数列:

[1, 2, 4, 8, 16, 19, 23, 38, 46, 76, 92, 152, 184, 304, 368, 437, 874, 1748, 3496, 6992, 19961, 39922, 79844, 159688, 319376, 379259, 459103, 758518, 918206, 1517036, 1836412, 3034072, 3672824, 6068144, 7345648, 8722957, 17445914, 34891828, 69783656, 139567312]

約数ペア:

[(1, 139567312), (2, 69783656), (4, 34891828), (8, 17445914), (16, 8722957), (19, 7345648), (23, 6068144), (38, 3672824), (46, 3034072), (76, 1836412), (92, 1517036), (152, 918206), (184, 758518), (304, 459103), (368, 379259), (437, 319376), (874, 159688), (1748, 79844), (3496, 39922), (6992, 19961)]