29891888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{143711}}^1$

素因数の和:143732

約数の個数: 20

約数和(自身を含む): 62371008

約数和(自身を除く): 32479120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 143711, 287422, 574844, 1149688, 1868243, 2299376, 3736486, 7472972, 14945944, 29891888]

約数ペア:

[(1, 29891888), (2, 14945944), (4, 7472972), (8, 3736486), (13, 2299376), (16, 1868243), (26, 1149688), (52, 574844), (104, 287422), (208, 143711)]