20709504

素因数分解:

$2^7\times 3^2\times {\mathrm{17977}}^1$

素因数の和:17997

約数の個数: 48

約数和(自身を含む): 59597070

約数和(自身を除く): 38887566

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 288, 384, 576, 1152, 17977, 35954, 53931, 71908, 107862, 143816, 161793, 215724, 287632, 323586, 431448, 575264, 647172, 862896, 1150528, 1294344, 1725792, 2301056, 2588688, 3451584, 5177376, 6903168, 10354752, 20709504]

約数ペア:

[(1, 20709504), (2, 10354752), (3, 6903168), (4, 5177376), (6, 3451584), (8, 2588688), (9, 2301056), (12, 1725792), (16, 1294344), (18, 1150528), (24, 862896), (32, 647172), (36, 575264), (48, 431448), (64, 323586), (72, 287632), (96, 215724), (128, 161793), (144, 143816), (192, 107862), (288, 71908), (384, 53931), (576, 35954), (1152, 17977)]