20239735664

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{67853}}^1$

素因数の和:68145

約数の個数: 40

約数和(自身を含む): 39814555872

約数和(自身を除く): 19574820208

約数列:

[1, 2, 4, 8, 16, 103, 181, 206, 362, 412, 724, 824, 1448, 1648, 2896, 18643, 37286, 67853, 74572, 135706, 149144, 271412, 298288, 542824, 1085648, 6988859, 12281393, 13977718, 24562786, 27955436, 49125572, 55910872, 98251144, 111821744, 196502288, 1264983479, 2529966958, 5059933916, 10119867832, 20239735664]

約数ペア:

[(1, 20239735664), (2, 10119867832), (4, 5059933916), (8, 2529966958), (16, 1264983479), (103, 196502288), (181, 111821744), (206, 98251144), (362, 55910872), (412, 49125572), (724, 27955436), (824, 24562786), (1448, 13977718), (1648, 12281393), (2896, 6988859), (18643, 1085648), (37286, 542824), (67853, 298288), (74572, 271412), (135706, 149144)]