2018979645

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{13669}}^1$

素因数の和:13949

約数の個数: 32

約数和(自身を含む): 3320169600

約数和(自身を除く): 1301189955

約数列:

[1, 3, 5, 15, 43, 129, 215, 229, 645, 687, 1145, 3435, 9847, 13669, 29541, 41007, 49235, 68345, 147705, 205035, 587767, 1763301, 2938835, 3130201, 8816505, 9390603, 15651005, 46953015, 134598643, 403795929, 672993215, 2018979645]

約数ペア:

[(1, 2018979645), (3, 672993215), (5, 403795929), (15, 134598643), (43, 46953015), (129, 15651005), (215, 9390603), (229, 8816505), (645, 3130201), (687, 2938835), (1145, 1763301), (3435, 587767), (9847, 205035), (13669, 147705), (29541, 68345), (41007, 49235)]