138691888

素因数分解:

$2^4\times {\mathrm{641}}^1\times {\mathrm{13523}}^1$

素因数の和:14172

約数の個数: 20

約数和(自身を含む): 269154648

約数和(自身を除く): 130462760

約数列:

[1, 2, 4, 8, 16, 641, 1282, 2564, 5128, 10256, 13523, 27046, 54092, 108184, 216368, 8668243, 17336486, 34672972, 69345944, 138691888]

約数ペア:

[(1, 138691888), (2, 69345944), (4, 34672972), (8, 17336486), (16, 8668243), (641, 216368), (1282, 108184), (2564, 54092), (5128, 27046), (10256, 13523)]