20084566905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1107503}}^1$

素因数の和:1107558

約数の個数: 48

約数和(自身を含む): 38700619776

約数和(自身を除く): 18616052871

約数列:

[1, 3, 5, 9, 13, 15, 31, 39, 45, 65, 93, 117, 155, 195, 279, 403, 465, 585, 1209, 1395, 2015, 3627, 6045, 18135, 1107503, 3322509, 5537515, 9967527, 14397539, 16612545, 34332593, 43192617, 49837635, 71987695, 102997779, 129577851, 171662965, 215963085, 308993337, 446323709, 514988895, 647889255, 1338971127, 1544966685, 2231618545, 4016913381, 6694855635, 20084566905]

約数ペア:

[(1, 20084566905), (3, 6694855635), (5, 4016913381), (9, 2231618545), (13, 1544966685), (15, 1338971127), (31, 647889255), (39, 514988895), (45, 446323709), (65, 308993337), (93, 215963085), (117, 171662965), (155, 129577851), (195, 102997779), (279, 71987695), (403, 49837635), (465, 43192617), (585, 34332593), (1209, 16612545), (1395, 14397539), (2015, 9967527), (3627, 5537515), (6045, 3322509), (18135, 1107503)]