20470944

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:422

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 38799456

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 47, 48, 52, 78, 94, 96, 104, 141, 156, 188, 208, 282, 312, 349, 376, 416, 564, 611, 624, 698, 752, 1047, 1128, 1222, 1248, 1396, 1504, 1833, 2094, 2256, 2444, 2792, 3666, 4188, 4512, 4537, 4888, 5584, 7332, 8376, 9074, 9776, 11168, 13611, 14664, 16403, 16752, 18148, 19552, 27222, 29328, 32806, 33504, 36296, 49209, 54444, 58656, 65612, 72592, 98418, 108888, 131224, 145184, 196836, 213239, 217776, 262448, 393672, 426478, 435552, 524896, 639717, 787344, 852956, 1279434, 1574688, 1705912, 2558868, 3411824, 5117736, 6823648, 10235472, 20470944]

約数ペア:

[(1, 20470944), (2, 10235472), (3, 6823648), (4, 5117736), (6, 3411824), (8, 2558868), (12, 1705912), (13, 1574688), (16, 1279434), (24, 852956), (26, 787344), (32, 639717), (39, 524896), (47, 435552), (48, 426478), (52, 393672), (78, 262448), (94, 217776), (96, 213239), (104, 196836), (141, 145184), (156, 131224), (188, 108888), (208, 98418), (282, 72592), (312, 65612), (349, 58656), (376, 54444), (416, 49209), (564, 36296), (611, 33504), (624, 32806), (698, 29328), (752, 27222), (1047, 19552), (1128, 18148), (1222, 16752), (1248, 16403), (1396, 14664), (1504, 13611), (1833, 11168), (2094, 9776), (2256, 9074), (2444, 8376), (2792, 7332), (3666, 5584), (4188, 4888), (4512, 4537)]