20049015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2417}}^1$

素因数の和:2511

約数の個数: 32

約数和(自身を含む): 37140480

約数和(自身を除く): 17091465

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2417, 2765, 7251, 8295, 12085, 16919, 36255, 50757, 84595, 190943, 253785, 572829, 954715, 1336601, 2864145, 4009803, 6683005, 20049015]

約数ペア:

[(1, 20049015), (3, 6683005), (5, 4009803), (7, 2864145), (15, 1336601), (21, 954715), (35, 572829), (79, 253785), (105, 190943), (237, 84595), (395, 50757), (553, 36255), (1185, 16919), (1659, 12085), (2417, 8295), (2765, 7251)]