20170678848

素因数分解:

$2^6\times 3^1\times {\mathrm{163}}^1\times {\mathrm{644513}}^1$

素因数の和:644691

約数の個数: 56

約数和(自身を含む): 53695750368

約数和(自身を除く): 33525071520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 163, 192, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5216, 7824, 10432, 15648, 31296, 644513, 1289026, 1933539, 2578052, 3867078, 5156104, 7734156, 10312208, 15468312, 20624416, 30936624, 41248832, 61873248, 105055619, 123746496, 210111238, 315166857, 420222476, 630333714, 840444952, 1260667428, 1680889904, 2521334856, 3361779808, 5042669712, 6723559616, 10085339424, 20170678848]

約数ペア:

[(1, 20170678848), (2, 10085339424), (3, 6723559616), (4, 5042669712), (6, 3361779808), (8, 2521334856), (12, 1680889904), (16, 1260667428), (24, 840444952), (32, 630333714), (48, 420222476), (64, 315166857), (96, 210111238), (163, 123746496), (192, 105055619), (326, 61873248), (489, 41248832), (652, 30936624), (978, 20624416), (1304, 15468312), (1956, 10312208), (2608, 7734156), (3912, 5156104), (5216, 3867078), (7824, 2578052), (10432, 1933539), (15648, 1289026), (31296, 644513)]