20554464

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:512

約数の個数: 96

約数和(自身を含む): 62657280

約数和(自身を除く): 42102816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 73, 84, 96, 112, 146, 168, 219, 224, 292, 336, 419, 438, 511, 584, 672, 838, 876, 1022, 1168, 1257, 1533, 1676, 1752, 2044, 2336, 2514, 2933, 3066, 3352, 3504, 4088, 5028, 5866, 6132, 6704, 7008, 8176, 8799, 10056, 11732, 12264, 13408, 16352, 17598, 20112, 23464, 24528, 30587, 35196, 40224, 46928, 49056, 61174, 70392, 91761, 93856, 122348, 140784, 183522, 214109, 244696, 281568, 367044, 428218, 489392, 642327, 734088, 856436, 978784, 1284654, 1468176, 1712872, 2569308, 2936352, 3425744, 5138616, 6851488, 10277232, 20554464]

約数ペア:

[(1, 20554464), (2, 10277232), (3, 6851488), (4, 5138616), (6, 3425744), (7, 2936352), (8, 2569308), (12, 1712872), (14, 1468176), (16, 1284654), (21, 978784), (24, 856436), (28, 734088), (32, 642327), (42, 489392), (48, 428218), (56, 367044), (73, 281568), (84, 244696), (96, 214109), (112, 183522), (146, 140784), (168, 122348), (219, 93856), (224, 91761), (292, 70392), (336, 61174), (419, 49056), (438, 46928), (511, 40224), (584, 35196), (672, 30587), (838, 24528), (876, 23464), (1022, 20112), (1168, 17598), (1257, 16352), (1533, 13408), (1676, 12264), (1752, 11732), (2044, 10056), (2336, 8799), (2514, 8176), (2933, 7008), (3066, 6704), (3352, 6132), (3504, 5866), (4088, 5028)]