20180781302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1109}}^1\times {\mathrm{35963}}^1$

素因数の和:37108

約数の個数: 32

約数和(自身を含む): 34490914560

約数和(自身を除く): 14310133258

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 1109, 2218, 12199, 24398, 25507, 35963, 51014, 71926, 280577, 395593, 561154, 791186, 827149, 1654298, 9098639, 18197278, 39882967, 79765934, 438712637, 877425274, 917308241, 1834616482, 10090390651, 20180781302]

約数ペア:

[(1, 20180781302), (2, 10090390651), (11, 1834616482), (22, 917308241), (23, 877425274), (46, 438712637), (253, 79765934), (506, 39882967), (1109, 18197278), (2218, 9098639), (12199, 1654298), (24398, 827149), (25507, 791186), (35963, 561154), (51014, 395593), (71926, 280577)]