18120790

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 33523776

約数和(自身を除く): 15402986

約数列:

[1, 2, 5, 10, 73, 103, 146, 206, 241, 365, 482, 515, 730, 1030, 1205, 2410, 7519, 15038, 17593, 24823, 35186, 37595, 49646, 75190, 87965, 124115, 175930, 248230, 1812079, 3624158, 9060395, 18120790]

約数ペア:

[(1, 18120790), (2, 9060395), (5, 3624158), (10, 1812079), (73, 248230), (103, 175930), (146, 124115), (206, 87965), (241, 75190), (365, 49646), (482, 37595), (515, 35186), (730, 24823), (1030, 17593), (1205, 15038), (2410, 7519)]