25982918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 44604000

約数和(自身を除く): 18621082

約数列:

[1, 2, 13, 19, 26, 38, 149, 247, 298, 353, 494, 706, 1937, 2831, 3874, 4589, 5662, 6707, 9178, 13414, 36803, 52597, 73606, 87191, 105194, 174382, 683761, 999343, 1367522, 1998686, 12991459, 25982918]

約数ペア:

[(1, 25982918), (2, 12991459), (13, 1998686), (19, 1367522), (26, 999343), (38, 683761), (149, 174382), (247, 105194), (298, 87191), (353, 73606), (494, 52597), (706, 36803), (1937, 13414), (2831, 9178), (3874, 6707), (4589, 5662)]