20412336

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 61107200

約数和(自身を除く): 40694864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 79, 84, 112, 158, 168, 237, 316, 336, 474, 553, 632, 769, 948, 1106, 1264, 1538, 1659, 1896, 2212, 2307, 3076, 3318, 3792, 4424, 4614, 5383, 6152, 6636, 8848, 9228, 10766, 12304, 13272, 16149, 18456, 21532, 26544, 32298, 36912, 43064, 60751, 64596, 86128, 121502, 129192, 182253, 243004, 258384, 364506, 425257, 486008, 729012, 850514, 972016, 1275771, 1458024, 1701028, 2551542, 2916048, 3402056, 5103084, 6804112, 10206168, 20412336]

約数ペア:

[(1, 20412336), (2, 10206168), (3, 6804112), (4, 5103084), (6, 3402056), (7, 2916048), (8, 2551542), (12, 1701028), (14, 1458024), (16, 1275771), (21, 972016), (24, 850514), (28, 729012), (42, 486008), (48, 425257), (56, 364506), (79, 258384), (84, 243004), (112, 182253), (158, 129192), (168, 121502), (237, 86128), (316, 64596), (336, 60751), (474, 43064), (553, 36912), (632, 32298), (769, 26544), (948, 21532), (1106, 18456), (1264, 16149), (1538, 13272), (1659, 12304), (1896, 10766), (2212, 9228), (2307, 8848), (3076, 6636), (3318, 6152), (3792, 5383), (4424, 4614)]