19965024

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{383}}^1$

素因数の和:580

約数の個数: 72

約数和(自身を含む): 57238272

約数和(自身を除く): 37273248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 362, 383, 543, 724, 766, 1086, 1149, 1448, 1532, 1629, 2172, 2298, 2896, 3064, 3258, 3447, 4344, 4596, 5792, 6128, 6516, 6894, 8688, 9192, 12256, 13032, 13788, 17376, 18384, 26064, 27576, 36768, 52128, 55152, 69323, 110304, 138646, 207969, 277292, 415938, 554584, 623907, 831876, 1109168, 1247814, 1663752, 2218336, 2495628, 3327504, 4991256, 6655008, 9982512, 19965024]

約数ペア:

[(1, 19965024), (2, 9982512), (3, 6655008), (4, 4991256), (6, 3327504), (8, 2495628), (9, 2218336), (12, 1663752), (16, 1247814), (18, 1109168), (24, 831876), (32, 623907), (36, 554584), (48, 415938), (72, 277292), (96, 207969), (144, 138646), (181, 110304), (288, 69323), (362, 55152), (383, 52128), (543, 36768), (724, 27576), (766, 26064), (1086, 18384), (1149, 17376), (1448, 13788), (1532, 13032), (1629, 12256), (2172, 9192), (2298, 8688), (2896, 6894), (3064, 6516), (3258, 6128), (3447, 5792), (4344, 4596)]