20372935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 28226880

約数和(自身を除く): 7853945

約数列:

[1, 5, 11, 29, 53, 55, 145, 241, 265, 319, 583, 1205, 1537, 1595, 2651, 2915, 6989, 7685, 12773, 13255, 16907, 34945, 63865, 76879, 84535, 140503, 370417, 384395, 702515, 1852085, 4074587, 20372935]

約数ペア:

[(1, 20372935), (5, 4074587), (11, 1852085), (29, 702515), (53, 384395), (55, 370417), (145, 140503), (241, 84535), (265, 76879), (319, 63865), (583, 34945), (1205, 16907), (1537, 13255), (1595, 12773), (2651, 7685), (2915, 6989)]