20794704

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 61900800

約数和(自身を除く): 41106096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 199, 311, 336, 398, 597, 622, 796, 933, 1194, 1244, 1393, 1592, 1866, 2177, 2388, 2488, 2786, 3184, 3732, 4179, 4354, 4776, 4976, 5572, 6531, 7464, 8358, 8708, 9552, 11144, 13062, 14928, 16716, 17416, 22288, 26124, 33432, 34832, 52248, 61889, 66864, 104496, 123778, 185667, 247556, 371334, 433223, 495112, 742668, 866446, 990224, 1299669, 1485336, 1732892, 2599338, 2970672, 3465784, 5198676, 6931568, 10397352, 20794704]

約数ペア:

[(1, 20794704), (2, 10397352), (3, 6931568), (4, 5198676), (6, 3465784), (7, 2970672), (8, 2599338), (12, 1732892), (14, 1485336), (16, 1299669), (21, 990224), (24, 866446), (28, 742668), (42, 495112), (48, 433223), (56, 371334), (84, 247556), (112, 185667), (168, 123778), (199, 104496), (311, 66864), (336, 61889), (398, 52248), (597, 34832), (622, 33432), (796, 26124), (933, 22288), (1194, 17416), (1244, 16716), (1393, 14928), (1592, 13062), (1866, 11144), (2177, 9552), (2388, 8708), (2488, 8358), (2786, 7464), (3184, 6531), (3732, 5572), (4179, 4976), (4354, 4776)]