1025648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{4931}}^1$

素因数の和:4952

約数の個数: 20

約数和(自身を含む): 2140488

約数和(自身を除く): 1114840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 4931, 9862, 19724, 39448, 64103, 78896, 128206, 256412, 512824, 1025648]

約数ペア:

[(1, 1025648), (2, 512824), (4, 256412), (8, 128206), (13, 78896), (16, 64103), (26, 39448), (52, 19724), (104, 9862), (208, 4931)]