20644848

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{6827}}^1$

素因数の和:6851

約数の個数: 80

約数和(自身を含む): 67733760

約数和(自身を除く): 47088912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 6827, 13654, 20481, 27308, 40962, 47789, 54616, 61443, 81924, 95578, 109232, 122886, 143367, 163848, 184329, 191156, 245772, 286734, 327696, 368658, 382312, 430101, 491544, 573468, 737316, 764624, 860202, 983088, 1146936, 1290303, 1474632, 1720404, 2293872, 2580606, 2949264, 3440808, 5161212, 6881616, 10322424, 20644848]

約数ペア:

[(1, 20644848), (2, 10322424), (3, 6881616), (4, 5161212), (6, 3440808), (7, 2949264), (8, 2580606), (9, 2293872), (12, 1720404), (14, 1474632), (16, 1290303), (18, 1146936), (21, 983088), (24, 860202), (27, 764624), (28, 737316), (36, 573468), (42, 491544), (48, 430101), (54, 382312), (56, 368658), (63, 327696), (72, 286734), (84, 245772), (108, 191156), (112, 184329), (126, 163848), (144, 143367), (168, 122886), (189, 109232), (216, 95578), (252, 81924), (336, 61443), (378, 54616), (432, 47789), (504, 40962), (756, 27308), (1008, 20481), (1512, 13654), (3024, 6827)]