19944262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 14730938

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 859, 893, 1222, 1718, 1786, 11167, 11609, 16321, 22334, 23218, 32642, 40373, 80746, 212173, 424346, 524849, 767087, 1049698, 1534174, 9972131, 19944262]

約数ペア:

[(1, 19944262), (2, 9972131), (13, 1534174), (19, 1049698), (26, 767087), (38, 524849), (47, 424346), (94, 212173), (247, 80746), (494, 40373), (611, 32642), (859, 23218), (893, 22334), (1222, 16321), (1718, 11609), (1786, 11167)]