1639891186

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1\times {\mathrm{30347}}^1$

素因数の和:31049

約数の個数: 16

約数和(自身を含む): 2523739680

約数和(自身を除く): 883848494

約数列:

[1, 2, 41, 82, 659, 1318, 27019, 30347, 54038, 60694, 1244227, 2488454, 19998673, 39997346, 819945593, 1639891186]

約数ペア:

[(1, 1639891186), (2, 819945593), (41, 39997346), (82, 19998673), (659, 2488454), (1318, 1244227), (27019, 60694), (30347, 54038)]