20672283744

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10254109}}^1$

素因数の和:10254132

約数の個数: 72

約数和(自身を含む): 67184928720

約数和(自身を除く): 46512644976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10254109, 20508218, 30762327, 41016436, 61524654, 71778763, 82032872, 92286981, 123049308, 143557526, 164065744, 184573962, 215336289, 246098616, 287115052, 328131488, 369147924, 430672578, 492197232, 574230104, 646008867, 738295848, 861345156, 984394464, 1148460208, 1292017734, 1476591696, 1722690312, 2296920416, 2584035468, 2953183392, 3445380624, 5168070936, 6890761248, 10336141872, 20672283744]

約数ペア:

[(1, 20672283744), (2, 10336141872), (3, 6890761248), (4, 5168070936), (6, 3445380624), (7, 2953183392), (8, 2584035468), (9, 2296920416), (12, 1722690312), (14, 1476591696), (16, 1292017734), (18, 1148460208), (21, 984394464), (24, 861345156), (28, 738295848), (32, 646008867), (36, 574230104), (42, 492197232), (48, 430672578), (56, 369147924), (63, 328131488), (72, 287115052), (84, 246098616), (96, 215336289), (112, 184573962), (126, 164065744), (144, 143557526), (168, 123049308), (224, 92286981), (252, 82032872), (288, 71778763), (336, 61524654), (504, 41016436), (672, 30762327), (1008, 20508218), (2016, 10254109)]