20365810848

素因数分解:

$2^5\times 3^2\times {\mathrm{193}}^1\times {\mathrm{366397}}^1$

素因数の和:366606

約数の個数: 72

約数和(自身を含む): 58215512628

約数和(自身を除く): 37849701780

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 193, 288, 386, 579, 772, 1158, 1544, 1737, 2316, 3088, 3474, 4632, 6176, 6948, 9264, 13896, 18528, 27792, 55584, 366397, 732794, 1099191, 1465588, 2198382, 2931176, 3297573, 4396764, 5862352, 6595146, 8793528, 11724704, 13190292, 17587056, 26380584, 35174112, 52761168, 70714621, 105522336, 141429242, 212143863, 282858484, 424287726, 565716968, 636431589, 848575452, 1131433936, 1272863178, 1697150904, 2262867872, 2545726356, 3394301808, 5091452712, 6788603616, 10182905424, 20365810848]

約数ペア:

[(1, 20365810848), (2, 10182905424), (3, 6788603616), (4, 5091452712), (6, 3394301808), (8, 2545726356), (9, 2262867872), (12, 1697150904), (16, 1272863178), (18, 1131433936), (24, 848575452), (32, 636431589), (36, 565716968), (48, 424287726), (72, 282858484), (96, 212143863), (144, 141429242), (193, 105522336), (288, 70714621), (386, 52761168), (579, 35174112), (772, 26380584), (1158, 17587056), (1544, 13190292), (1737, 11724704), (2316, 8793528), (3088, 6595146), (3474, 5862352), (4632, 4396764), (6176, 3297573), (6948, 2931176), (9264, 2198382), (13896, 1465588), (18528, 1099191), (27792, 732794), (55584, 366397)]