19653249

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{571}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 32947200

約数和(自身を除く): 13293951

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 447, 571, 1043, 1639, 1713, 3129, 3997, 4917, 6281, 11473, 11991, 18843, 34419, 43967, 85079, 131901, 255237, 595553, 935869, 1786659, 2807607, 6551083, 19653249]

約数ペア:

[(1, 19653249), (3, 6551083), (7, 2807607), (11, 1786659), (21, 935869), (33, 595553), (77, 255237), (149, 131901), (231, 85079), (447, 43967), (571, 34419), (1043, 18843), (1639, 11991), (1713, 11473), (3129, 6281), (3997, 4917)]