20194198

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4273}}^1$

素因数の和:4431

約数の個数: 16

約数和(自身を含む): 32311440

約数和(自身を除く): 12117242

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4273, 4726, 8546, 72641, 145282, 593947, 1187894, 10097099, 20194198]

約数ペア:

[(1, 20194198), (2, 10097099), (17, 1187894), (34, 593947), (139, 145282), (278, 72641), (2363, 8546), (4273, 4726)]