20954976

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31183}}^1$

素因数の和:31203

約数の個数: 48

約数和(自身を含む): 62866944

約数和(自身を除く): 41911968

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31183, 62366, 93549, 124732, 187098, 218281, 249464, 374196, 436562, 498928, 654843, 748392, 873124, 997856, 1309686, 1496784, 1746248, 2619372, 2993568, 3492496, 5238744, 6984992, 10477488, 20954976]

約数ペア:

[(1, 20954976), (2, 10477488), (3, 6984992), (4, 5238744), (6, 3492496), (7, 2993568), (8, 2619372), (12, 1746248), (14, 1496784), (16, 1309686), (21, 997856), (24, 873124), (28, 748392), (32, 654843), (42, 498928), (48, 436562), (56, 374196), (84, 249464), (96, 218281), (112, 187098), (168, 124732), (224, 93549), (336, 62366), (672, 31183)]