20563344

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2341}}^1$

素因数の和:2416

約数の個数: 60

約数和(自身を含む): 58517212

約数和(自身を除く): 37953868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2341, 2928, 4392, 4682, 7023, 8784, 9364, 14046, 18728, 21069, 28092, 37456, 42138, 56184, 84276, 112368, 142801, 168552, 285602, 337104, 428403, 571204, 856806, 1142408, 1285209, 1713612, 2284816, 2570418, 3427224, 5140836, 6854448, 10281672, 20563344]

約数ペア:

[(1, 20563344), (2, 10281672), (3, 6854448), (4, 5140836), (6, 3427224), (8, 2570418), (9, 2284816), (12, 1713612), (16, 1285209), (18, 1142408), (24, 856806), (36, 571204), (48, 428403), (61, 337104), (72, 285602), (122, 168552), (144, 142801), (183, 112368), (244, 84276), (366, 56184), (488, 42138), (549, 37456), (732, 28092), (976, 21069), (1098, 18728), (1464, 14046), (2196, 9364), (2341, 8784), (2928, 7023), (4392, 4682)]