20115318

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 42854400

約数和(自身を除く): 22739082

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 199, 398, 597, 991, 1194, 1982, 2973, 3383, 5946, 6766, 10149, 16847, 20298, 33694, 50541, 101082, 197209, 394418, 591627, 1183254, 3352553, 6705106, 10057659, 20115318]

約数ペア:

[(1, 20115318), (2, 10057659), (3, 6705106), (6, 3352553), (17, 1183254), (34, 591627), (51, 394418), (102, 197209), (199, 101082), (398, 50541), (597, 33694), (991, 20298), (1194, 16847), (1982, 10149), (2973, 6766), (3383, 5946)]