20639808

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{5119}}^1$

素因数の和:5144

約数の個数: 84

約数和(自身を含む): 67624960

約数和(自身を除く): 46985152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 5119, 10238, 15357, 20476, 30714, 35833, 40952, 46071, 61428, 71666, 81904, 92142, 107499, 122856, 143332, 163808, 184284, 214998, 245712, 286664, 322497, 327616, 368568, 429996, 491424, 573328, 644994, 737136, 859992, 982848, 1146656, 1289988, 1474272, 1719984, 2293312, 2579976, 2948544, 3439968, 5159952, 6879936, 10319904, 20639808]

約数ペア:

[(1, 20639808), (2, 10319904), (3, 6879936), (4, 5159952), (6, 3439968), (7, 2948544), (8, 2579976), (9, 2293312), (12, 1719984), (14, 1474272), (16, 1289988), (18, 1146656), (21, 982848), (24, 859992), (28, 737136), (32, 644994), (36, 573328), (42, 491424), (48, 429996), (56, 368568), (63, 327616), (64, 322497), (72, 286664), (84, 245712), (96, 214998), (112, 184284), (126, 163808), (144, 143332), (168, 122856), (192, 107499), (224, 92142), (252, 81904), (288, 71666), (336, 61428), (448, 46071), (504, 40952), (576, 35833), (672, 30714), (1008, 20476), (1344, 15357), (2016, 10238), (4032, 5119)]